122012211022110 has 48 divisors (see below), whose sum is σ = 317232833761584. Its totient is φ = 32536478313216.

The previous prime is 122012211022109. The next prime is 122012211022111. The reversal of 122012211022110 is 11220112210221.

122012211022110 is a `hidden beast` number, since 1 + 2 + 201 + 221 + 10 + 221 + 10 = 666.

It is an interprime number because it is at equal distance from previous prime (122012211022109) and next prime (122012211022111).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122012211022111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26057949 + ... + 30381591.

It is an arithmetic number, because the mean of its divisors is an integer number (6609017370033).

Almost surely, 2^{122012211022110} is an apocalyptic number.

122012211022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122012211022110 is an abundant number, since it is smaller than the sum of its proper divisors (195220622739474).

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

122012211022110 is a wasteful number, since it uses less digits than its factorization.

122012211022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4637209 (or 4637206 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122012211022110 its reverse (11220112210221), we get a palindrome (133232323232331).

The spelling of 122012211022110 in words is "one hundred twenty-two trillion, twelve billion, two hundred eleven million, twenty-two thousand, one hundred ten".