312213102332 has 24 divisors (see below), whose sum is σ = 548877902160. Its totient is φ = 155391091200.

The previous prime is 312213102293. The next prime is 312213102343. The reversal of 312213102332 is 233201312213.

It is a junction number, because it is equal to n+sod(n) for n = 312213102298 and 312213102307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5628332 + ... + 5683532.

It is an arithmetic number, because the mean of its divisors is an integer number (22869912590).

Almost surely, 2^312213102332 is an apocalyptic number.

It is an amenable number.

312213102332 is a deficient number, since it is larger than the sum of its proper divisors (236664799828).

312213102332 is a wasteful number, since it uses less digits than its factorization.

312213102332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61661 (or 61659 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 312213102332 its reverse (233201312213), we get a palindrome (545414414545).

The spelling of 312213102332 in words is "three hundred twelve billion, two hundred thirteen million, one hundred two thousand, three hundred thirty-two".