20331353022 has 32 divisors (see below), whose sum is σ = 41084651520. Its totient is φ = 6707128800.

The previous prime is 20331352991. The next prime is 20331353039. The reversal of 20331353022 is 22035313302.

It is a junction number, because it is equal to n+sod(n) for n = 20331352983 and 20331353001.

It is a congruent number.

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, 202003 + ... + 285425.

It is an arithmetic number, because the mean of its divisors is an integer number (1283895360).

Almost surely, 2^20331353022 is an apocalyptic number.

20331353022 is an abundant number, since it is smaller than the sum of its proper divisors (20753298498).

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

20331353022 is a wasteful number, since it uses less digits than its factorization.

20331353022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83848.

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 20331353022 its reverse (22035313302), we get a palindrome (42366666324).

The spelling of 20331353022 in words is "twenty billion, three hundred thirty-one million, three hundred fifty-three thousand, twenty-two".