121102211020022 has 16 divisors (see below), whose sum is σ = 195209534185200. Its totient is φ = 56138689567488.

The previous prime is 121102211019997. The next prime is 121102211020051. The reversal of 121102211020022 is 220020112201121.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 26580816647 + ... + 26580821202.

It is an arithmetic number, because the mean of its divisors is an integer number (12200595886575).

Almost surely, 2^{121102211020022} is an apocalyptic number.

121102211020022 is a deficient number, since it is larger than the sum of its proper divisors (74107323165178).

121102211020022 is a wasteful number, since it uses less digits than its factorization.

121102211020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53161637935.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121102211020022 its reverse (220020112201121), we get a palindrome (341122323221143).

The spelling of 121102211020022 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred eleven million, twenty thousand, twenty-two".