312102032203 has 12 divisors (see below), whose sum is σ = 338108123808. Its totient is φ = 287965048800.

The previous prime is 312102032197. The next prime is 312102032239. The reversal of 312102032203 is 302230201213.

It is not a de Polignac number, because 312102032203 - 2²¹ = 312099935051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312102032303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34723 + ... + 790828.

It is an arithmetic number, because the mean of its divisors is an integer number (28175676984).

Almost surely, 2^312102032203 is an apocalyptic number.

312102032203 is a deficient number, since it is larger than the sum of its proper divisors (26006091605).

312102032203 is a wasteful number, since it uses less digits than its factorization.

312102032203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827814 (or 827801 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 312102032203 its reverse (302230201213), we get a palindrome (614332233416).

The spelling of 312102032203 in words is "three hundred twelve billion, one hundred two million, thirty-two thousand, two hundred three".