122211113212210 has 32 divisors (see below), whose sum is σ = 240226353873792. Its totient is φ = 44394447780480.

The previous prime is 122211113212189. The next prime is 122211113212217. The reversal of 122211113212210 is 12212311112221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (122211113212217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574355947 + ... + 574568686.

It is an arithmetic number, because the mean of its divisors is an integer number (7507073558556).

Almost surely, 2^{122211113212210} is an apocalyptic number.

122211113212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122211113212210 is a deficient number, since it is larger than the sum of its proper divisors (118015240661582).

122211113212210 is a wasteful number, since it uses less digits than its factorization.

122211113212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148925618.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 122211113212210 its reverse (12212311112221), we get a palindrome (134423424324431).

The spelling of 122211113212210 in words is "one hundred twenty-two trillion, two hundred eleven billion, one hundred thirteen million, two hundred twelve thousand, two hundred ten".