220122211012 has 48 divisors (see below), whose sum is σ = 423886159872. Its totient is φ = 99187109280.

The previous prime is 220122210989. The next prime is 220122211021. The reversal of 220122211012 is 210112221022.

It is a happy number.

It is a super-2 number, since 2×220122211012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7154053 + ... + 7184755.

It is an arithmetic number, because the mean of its divisors is an integer number (8830961664).

Almost surely, 2^220122211012 is an apocalyptic number.

220122211012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220122211012 is a deficient number, since it is larger than the sum of its proper divisors (203763948860).

220122211012 is a wasteful number, since it uses less digits than its factorization.

220122211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32128 (or 32126 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220122211012 its reverse (210112221022), we get a palindrome (430234432034).

It can be divided in two parts, 220122 and 211012, that added together give a palindrome (431134).

The spelling of 220122211012 in words is "two hundred twenty billion, one hundred twenty-two million, two hundred eleven thousand, twelve".