121100222102 has 16 divisors (see below), whose sum is σ = 181852646400. Its totient is φ = 60482711400.

The previous prime is 121100222077. The next prime is 121100222147. The reversal of 121100222102 is 201222001121.

It is a congruent number.

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, 8197799 + ... + 8212557.

It is an arithmetic number, because the mean of its divisors is an integer number (11365790400).

Almost surely, 2^121100222102 is an apocalyptic number.

121100222102 is a deficient number, since it is larger than the sum of its proper divisors (60752424298).

121100222102 is a wasteful number, since it uses less digits than its factorization.

121100222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19051.

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

Adding to 121100222102 its reverse (201222001121), we get a palindrome (322322223223).

The spelling of 121100222102 in words is "one hundred twenty-one billion, one hundred million, two hundred twenty-two thousand, one hundred two".