312130101022 has 16 divisors (see below), whose sum is σ = 475990164144. Its totient is φ = 153468000000.

The previous prime is 312130100987. The next prime is 312130101053. The reversal of 312130101022 is 220101031213.

It is a junction number, because it is equal to n+sod(n) for n = 312130100987 and 312130101005.

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, 168397 + ... + 807847.

It is an arithmetic number, because the mean of its divisors is an integer number (29749385259).

Almost surely, 2^312130101022 is an apocalyptic number.

312130101022 is a deficient number, since it is larger than the sum of its proper divisors (163860063122).

312130101022 is a wasteful number, since it uses less digits than its factorization.

312130101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643515.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 312130101022 its reverse (220101031213), we get a palindrome (532231132235).

The spelling of 312130101022 in words is "three hundred twelve billion, one hundred thirty million, one hundred one thousand, twenty-two".