312001122102 has 32 divisors (see below), whose sum is σ = 632946739680. Its totient is φ = 102511411200.

The previous prime is 312001122079. The next prime is 312001122119. The reversal of 312001122102 is 201221100213.

312001122102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×312001122102² (a number of 24 digits) contains 22 as substring.

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, 478774 + ... + 923702.

It is an arithmetic number, because the mean of its divisors is an integer number (19779585615).

Almost surely, 2^312001122102 is an apocalyptic number.

312001122102 is an abundant number, since it is smaller than the sum of its proper divisors (320945617578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312001122102 is a wasteful number, since it uses less digits than its factorization.

312001122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446608.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 312001122102 its reverse (201221100213), we get a palindrome (513222222315).

The spelling of 312001122102 in words is "three hundred twelve billion, one million, one hundred twenty-two thousand, one hundred two".