121101222102 has 16 divisors (see below), whose sum is σ = 276802793472. Its totient is φ = 34600349160.

The previous prime is 121101222071. The next prime is 121101222149. The reversal of 121101222102 is 201222101121.

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, 1441681174 + ... + 1441681257.

It is an arithmetic number, because the mean of its divisors is an integer number (17300174592).

Almost surely, 2^121101222102 is an apocalyptic number.

121101222102 is an abundant number, since it is smaller than the sum of its proper divisors (155701571370).

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

121101222102 is a wasteful number, since it uses less digits than its factorization.

121101222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883362443.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121101222102 its reverse (201222101121), we get a palindrome (322323323223).

The spelling of 121101222102 in words is "one hundred twenty-one billion, one hundred one million, two hundred twenty-two thousand, one hundred two".