121010222200100 has 36 divisors (see below), whose sum is σ = 274009233578304. Its totient is φ = 46299563275680.

The previous prime is 121010222200057. The next prime is 121010222200117. The reversal of 121010222200100 is 1002222010121.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26306567744 + ... + 26306572343.

Almost surely, 2^{121010222200100} is an apocalyptic number.

121010222200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121010222200100 is an abundant number, since it is smaller than the sum of its proper divisors (152999011378204).

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

121010222200100 is a wasteful number, since it uses less digits than its factorization.

121010222200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52613140124 (or 52613140117 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121010222200100 its reverse (1002222010121), we get a palindrome (122012444210221).

The spelling of 121010222200100 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-two million, two hundred thousand, one hundred".