312212231030 has 32 divisors (see below), whose sum is σ = 643987105344. Its totient is φ = 106757202816.

The previous prime is 312212230949. The next prime is 312212231077. The reversal of 312212231030 is 30132212213.

It is a junction number, because it is equal to n+sod(n) for n = 312212230993 and 312212231011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5952677 + ... + 6004896.

It is an arithmetic number, because the mean of its divisors is an integer number (20124597042).

Almost surely, 2^312212231030 is an apocalyptic number.

312212231030 is an abundant number, since it is smaller than the sum of its proper divisors (331774874314).

312212231030 is a wasteful number, since it uses less digits than its factorization.

312212231030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11957960.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 312212231030 its reverse (30132212213), we get a palindrome (342344443243).

The spelling of 312212231030 in words is "three hundred twelve billion, two hundred twelve million, two hundred thirty-one thousand, thirty".