122021122211010 has 128 divisors (see below), whose sum is σ = 355252494643200. Its totient is φ = 29557381671360.

The previous prime is 122021122210951. The next prime is 122021122211017. The reversal of 122021122211010 is 10112221120221.

122021122211010 is a `hidden beast` number, since 1 + 220 + 211 + 2 + 221 + 1 + 0 + 10 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (122021122211017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12577114 + ... + 20055573.

It is an arithmetic number, because the mean of its divisors is an integer number (2775410114400).

Almost surely, 2^{122021122211010} is an apocalyptic number.

122021122211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122021122211010 is an abundant number, since it is smaller than the sum of its proper divisors (233231372432190).

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

122021122211010 is a wasteful number, since it uses less digits than its factorization.

122021122211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32633973 (or 32633967 counting only the distinct ones).

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

Adding to 122021122211010 its reverse (10112221120221), we get a palindrome (132133343331231).

The spelling of 122021122211010 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred twenty-two million, two hundred eleven thousand, ten".