121100012202 has 16 divisors (see below), whose sum is σ = 260830795680. Its totient is φ = 37261542192.

The previous prime is 121100012167. The next prime is 121100012233. The reversal of 121100012202 is 202210001121.

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, 776282052 + ... + 776282207.

It is an arithmetic number, because the mean of its divisors is an integer number (16301924730).

Almost surely, 2^121100012202 is an apocalyptic number.

121100012202 is an abundant number, since it is smaller than the sum of its proper divisors (139730783478).

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

121100012202 is a wasteful number, since it uses less digits than its factorization.

121100012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552564277.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 121100012202 its reverse (202210001121), we get a palindrome (323310013323).

The spelling of 121100012202 in words is "one hundred twenty-one billion, one hundred million, twelve thousand, two hundred two".