220421423011311 has 48 divisors (see below), whose sum is σ = 325090245314016. Its totient is φ = 143885221337088.

The previous prime is 220421423011301. The next prime is 220421423011327. The reversal of 220421423011311 is 113110324124022.

220421423011311 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 2 + 1 + 42 + 301 + 1 + 311 = 666.

It is not a de Polignac number, because 220421423011311 - 2²² = 220421418817007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220421423011301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2084645601 + ... + 2084751333.

It is an arithmetic number, because the mean of its divisors is an integer number (6772713444042).

Almost surely, 2^{220421423011311} is an apocalyptic number.

220421423011311 is a deficient number, since it is larger than the sum of its proper divisors (104668822302705).

220421423011311 is a wasteful number, since it uses less digits than its factorization.

220421423011311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130632 (or 130629 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 220421423011311 its reverse (113110324124022), we get a palindrome (333531747135333).

The spelling of 220421423011311 in words is "two hundred twenty trillion, four hundred twenty-one billion, four hundred twenty-three million, eleven thousand, three hundred eleven".