122211002022210 has 64 divisors (see below), whose sum is σ = 326164675685760. Its totient is φ = 32562733510080.

The previous prime is 122211002022191. The next prime is 122211002022247. The reversal of 122211002022210 is 12220200112221.

It is a happy number.

122211002022210 is a `hidden beast` number, since 12 + 221 + 10 + 0 + 202 + 221 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186248476 + ... + 186903495.

It is an arithmetic number, because the mean of its divisors is an integer number (5096323057590).

Almost surely, 2^{122211002022210} is an apocalyptic number.

122211002022210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122211002022210 is an abundant number, since it is smaller than the sum of its proper divisors (203953673663550).

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

122211002022210 is a wasteful number, since it uses less digits than its factorization.

122211002022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373153200 (or 373153194 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122211002022210 its reverse (12220200112221), we get a palindrome (134431202134431).

The spelling of 122211002022210 in words is "one hundred twenty-two trillion, two hundred eleven billion, two million, twenty-two thousand, two hundred ten".