220431134022 has 64 divisors (see below), whose sum is σ = 483264714240. Its totient is φ = 66475059200.

The previous prime is 220431134017. The next prime is 220431134039.

It is a happy number.

220431134022 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 220431133983 and 220431134001.

It is a congruent number.

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, 18410854 + ... + 18422822.

It is an arithmetic number, because the mean of its divisors is an integer number (7551011160).

Almost surely, 2^220431134022 is an apocalyptic number.

220431134022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220431134022 is an abundant number, since it is smaller than the sum of its proper divisors (262833580218).

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

220431134022 is a wasteful number, since it uses less digits than its factorization.

220431134022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13309.

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 220431 and 134022, that added together give a palindrome (354453).

The spelling of 220431134022 in words is "two hundred twenty billion, four hundred thirty-one million, one hundred thirty-four thousand, twenty-two".