231201132003 has 20 divisors (see below), whose sum is σ = 345409025808. Its totient is φ = 154118693520.

The previous prime is 231201131999. The next prime is 231201132007. The reversal of 231201132003 is 300231102132.

It is an interprime number because it is at equal distance from previous prime (231201131999) and next prime (231201132007).

It is not a de Polignac number, because 231201132003 - 2² = 231201131999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231201132007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 704325 + ... + 979017.

Almost surely, 2^231201132003 is an apocalyptic number.

231201132003 is a deficient number, since it is larger than the sum of its proper divisors (114207893805).

231201132003 is a wasteful number, since it uses less digits than its factorization.

231201132003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285096 (or 285087 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 231201132003 its reverse (300231102132), we get a palindrome (531432234135).

The spelling of 231201132003 in words is "two hundred thirty-one billion, two hundred one million, one hundred thirty-two thousand, three".