121010222112202 has 16 divisors (see below), whose sum is σ = 182168771129352. Its totient is φ = 60287454489600.

The previous prime is 121010222112191. The next prime is 121010222112229. The reversal of 121010222112202 is 202211222010121.

It can be written as a sum of positive squares in 4 ways, for example, as 79045595596081 + 41964626516121 = 8890759^2 + 6478011^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121010222112202.

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, 37469799 + ... + 40571002.

Almost surely, 2^{121010222112202} is an apocalyptic number.

121010222112202 is a deficient number, since it is larger than the sum of its proper divisors (61158549017150).

121010222112202 is a wasteful number, since it uses less digits than its factorization.

121010222112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78043593.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 121010222112202 its reverse (202211222010121), we get a palindrome (323221444122323).

The spelling of 121010222112202 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty-two million, one hundred twelve thousand, two hundred two".