20332131003 has 24 divisors (see below), whose sum is σ = 30955668016. Its totient is φ = 13332535200.

The previous prime is 20332130999. The next prime is 20332131007. The reversal of 20332131003 is 30013123302.

20332131003 is a `hidden beast` number, since 20 + 332 + 1 + 310 + 0 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (20332130999) and next prime (20332131007).

It is not a de Polignac number, because 20332131003 - 2² = 20332130999 is a prime.

It is a super-2 number, since 2×20332131003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20332131007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 671008 + ... + 700653.

Almost surely, 2^20332131003 is an apocalyptic number.

20332131003 is a deficient number, since it is larger than the sum of its proper divisors (10623537013).

20332131003 is an equidigital number, since it uses as much as digits as its factorization.

20332131003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371737 (or 1371725 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 20332131003 its reverse (30013123302), we get a palindrome (50345254305).

The spelling of 20332131003 in words is "twenty billion, three hundred thirty-two million, one hundred thirty-one thousand, three".