20022431113 has 8 divisors (see below), whose sum is σ = 20254572800. Its totient is φ = 19791548208.

The previous prime is 20022431089. The next prime is 20022431123. The reversal of 20022431113 is 31113422002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022431113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20022431123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282681 + ... + 346342.

It is an arithmetic number, because the mean of its divisors is an integer number (2531821600).

Almost surely, 2^20022431113 is an apocalyptic number.

It is an amenable number.

20022431113 is a deficient number, since it is larger than the sum of its proper divisors (232141687).

20022431113 is a wasteful number, since it uses less digits than its factorization.

20022431113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629391.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20022431113 its reverse (31113422002), we get a palindrome (51135853115).

The spelling of 20022431113 in words is "twenty billion, twenty-two million, four hundred thirty-one thousand, one hundred thirteen".