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200211120021120 = 27351332212490307
BaseRepresentation
bin101101100001011101001000…
…101100000101111010000000
3222020212222220012012100022220
4231201131020230011322000
5202220224333211133440
61545451415132131040
760112530124014255
oct5541351054057200
9866788805170286
10200211120021120
1158880071838a4a
121a55630b006a80
138793a9b3390c0
1437623ac8d942c
151822e3d8ae8d0
hexb61748b05e80

200211120021120 has 256 divisors, whose sum is σ = 687476817175680. Its totient is φ = 49267417006080.

The previous prime is 200211120021109. The next prime is 200211120021137. The reversal of 200211120021120 is 21120021112002.

It is a super-2 number, since 2×2002111200211202 (a number of 29 digits) contains 22 as substring.

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 200211120021120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79151007 + ... + 81641313.

Almost surely, 2200211120021120 is an apocalyptic number.

200211120021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200211120021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343738408587840).

200211120021120 is an abundant number, since it is smaller than the sum of its proper divisors (487265697154560).

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

200211120021120 is a wasteful number, since it uses less digits than its factorization.

200211120021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2493563 (or 2493551 counting only the distinct ones).

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

Adding to 200211120021120 its reverse (21120021112002), we get a palindrome (221331141133122).

The spelling of 200211120021120 in words is "two hundred trillion, two hundred eleven billion, one hundred twenty million, twenty-one thousand, one hundred twenty".