122102021121200 has 120 divisors (see below), whose sum is σ = 293533387660800. Its totient is φ = 48810303642880.

The previous prime is 122102021121193. The next prime is 122102021121247. The reversal of 122102021121200 is 2121120201221.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4795259669 + ... + 4795285131.

It is an arithmetic number, because the mean of its divisors is an integer number (2446111563840).

Almost surely, 2^{122102021121200} is an apocalyptic number.

122102021121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122102021121200 is an abundant number, since it is smaller than the sum of its proper divisors (171431366539600).

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

122102021121200 is a wasteful number, since it uses less digits than its factorization.

122102021121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32499 (or 32488 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122102021121200 its reverse (2121120201221), we get a palindrome (124223141322421).

The spelling of 122102021121200 in words is "one hundred twenty-two trillion, one hundred two billion, twenty-one million, one hundred twenty-one thousand, two hundred".