220122330131 has 6 divisors (see below), whose sum is σ = 241952643996. Its totient is φ = 200111209100.

The previous prime is 220122330121. The next prime is 220122330149. The reversal of 220122330131 is 131033221022.

It is not a de Polignac number, because 220122330131 - 2¹⁸ = 220122067987 is a prime.

It is a super-2 number, since 2×220122330131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220122330121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 909596285 + ... + 909596526.

It is an arithmetic number, because the mean of its divisors is an integer number (40325440666).

Almost surely, 2^220122330131 is an apocalyptic number.

220122330131 is a deficient number, since it is larger than the sum of its proper divisors (21830313865).

220122330131 is a wasteful number, since it uses less digits than its factorization.

220122330131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819192833 (or 1819192822 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 220122330131 its reverse (131033221022), we get a palindrome (351155551153).

The spelling of 220122330131 in words is "two hundred twenty billion, one hundred twenty-two million, three hundred thirty thousand, one hundred thirty-one".