122210021211 has 16 divisors (see below), whose sum is σ = 163630923264. Its totient is φ = 81131887584.

The previous prime is 122210021183. The next prime is 122210021233. The reversal of 122210021211 is 112120012221.

It is not a de Polignac number, because 122210021211 - 2²⁹ = 121673150299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122210021251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670725 + ... + 833241.

It is an arithmetic number, because the mean of its divisors is an integer number (10226932704).

Almost surely, 2^122210021211 is an apocalyptic number.

122210021211 is a deficient number, since it is larger than the sum of its proper divisors (41420902053).

122210021211 is a wasteful number, since it uses less digits than its factorization.

122210021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163570.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122210021211 its reverse (112120012221), we get a palindrome (234330033432).

The spelling of 122210021211 in words is "one hundred twenty-two billion, two hundred ten million, twenty-one thousand, two hundred eleven".