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200021011212210 = 2356667367040407
BaseRepresentation
bin101101011110101100000101…
…010100100010011110110010
3222020012211012011221020012020
4231132230011110202132302
5202204121012332242320
61545224214540412310
760063020056551126
oct5536540524423662
9866184164836166
10200021011212210
1158807486324041
121a5254b3b47096
13877bb922cb226
1437570d6335586
15181d0139a3940
hexb5eb055227b2

200021011212210 has 16 divisors (see below), whose sum is σ = 480050426909376. Its totient is φ = 53338936323248.

The previous prime is 200021011212179. The next prime is 200021011212247. The reversal of 200021011212210 is 12212110120002.

200021011212210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200021011212210.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3333683520174 + ... + 3333683520233.

It is an arithmetic number, because the mean of its divisors is an integer number (30003151681836).

Almost surely, 2200021011212210 is an apocalyptic number.

200021011212210 is an abundant number, since it is smaller than the sum of its proper divisors (280029415697166).

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

200021011212210 is a wasteful number, since it uses less digits than its factorization.

200021011212210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6667367040417.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200021011212210 its reverse (12212110120002), we get a palindrome (212233121332212).

The spelling of 200021011212210 in words is "two hundred trillion, twenty-one billion, eleven million, two hundred twelve thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 6667367040407 13334734080814 20002101121221 33336835202035 40004202242442 66673670404070 100010505606105 200021011212210