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200221020212112 = 24322856114868243
BaseRepresentation
bin101101100001100110010110…
…110010010100101110010000
3222020220221110011011011020100
4231201212112302110232100
5202220410122133241422
61545500133351412400
760113330350160664
oct5541462662245620
9866827404134210
10200221020212112
1158884292181a79
121a558212684100
1387949b844b993
143762a6b6ba8a4
15182331cb047ac
hexb61996c94b90

200221020212112 has 60 divisors (see below), whose sum is σ = 560342848847184. Its totient is φ = 66740092685760.

The previous prime is 200221020212111. The next prime is 200221020212113. The reversal of 200221020212112 is 211212020122002.

It is a happy number.

200221020212112 is a `hidden beast` number, since 200 + 2 + 210 + 20 + 21 + 211 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (200221020212111) and next prime (200221020212113).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (200221020212111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38693863 + ... + 43562105.

Almost surely, 2200221020212112 is an apocalyptic number.

It is an amenable number.

200221020212112 is an abundant number, since it is smaller than the sum of its proper divisors (360121828635072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200221020212112 is a wasteful number, since it uses less digits than its factorization.

200221020212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153868 (or 5153859 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200221020212112 its reverse (211212020122002), we get a palindrome (411433040334114).

The spelling of 200221020212112 in words is "two hundred trillion, two hundred twenty-one billion, twenty million, two hundred twelve thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 285611 571222 856833 1142444 1713666 2284888 2570499 3427332 4569776 4868243 5140998 6854664 9736486 10281996 13709328 14604729 19472972 20563992 29209458 38945944 41127984 43814187 58418916 77891888 87628374 116837832 175256748 233675664 350513496 701026992 1390423751473 2780847502946 4171271254419 5561695005892 8342542508838 11123390011784 12513813763257 16685085017676 22246780023568 25027627526514 33370170035352 50055255053028 66740340070704 100110510106056 200221020212112