102001222001200 has 30 divisors (see below), whose sum is σ = 245057935858844. Its totient is φ = 40800488800320.

The previous prime is 102001222001171. The next prime is 102001222001279. The reversal of 102001222001200 is 2100222100201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127501527102 + ... + 127501527901.

Almost surely, 2^{102001222001200} is an apocalyptic number.

102001222001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102001222001200 is an abundant number, since it is smaller than the sum of its proper divisors (143056713857644).

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

102001222001200 is a wasteful number, since it uses less digits than its factorization.

102001222001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255003055021 (or 255003055010 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 102001222001200 its reverse (2100222100201), we get a palindrome (104101444101401).

Subtracting from 102001222001200 its reverse (2100222100201), we obtain a palindrome (99900999900999).

The spelling of 102001222001200 in words is "one hundred two trillion, one billion, two hundred twenty-two million, one thousand, two hundred".