312124312203 has 32 divisors (see below), whose sum is σ = 483654074112. Its totient is φ = 176946508800.

The previous prime is 312124312189. The next prime is 312124312217. The reversal of 312124312203 is 302213421213.

It is an interprime number because it is at equal distance from previous prime (312124312189) and next prime (312124312217).

It is not a de Polignac number, because 312124312203 - 2³³ = 303534377611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312125312203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1615218 + ... + 1798103.

It is an arithmetic number, because the mean of its divisors is an integer number (15114189816).

Almost surely, 2^312124312203 is an apocalyptic number.

312124312203 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

312124312203 is a deficient number, since it is larger than the sum of its proper divisors (171529761909).

312124312203 is a wasteful number, since it uses less digits than its factorization.

312124312203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413515.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 312124312203 its reverse (302213421213), we get a palindrome (614337733416).

The spelling of 312124312203 in words is "three hundred twelve billion, one hundred twenty-four million, three hundred twelve thousand, two hundred three".