312230133102 has 32 divisors (see below), whose sum is σ = 641499610752. Its totient is φ = 101238241824.

The previous prime is 312230133041. The next prime is 312230133109. The reversal of 312230133102 is 201331032213.

It is a super-2 number, since 2×312230133102² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312230133109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 712993 + ... + 1064339.

It is an arithmetic number, because the mean of its divisors is an integer number (20046862836).

Almost surely, 2^312230133102 is an apocalyptic number.

312230133102 is an abundant number, since it is smaller than the sum of its proper divisors (329269477650).

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

312230133102 is a wasteful number, since it uses less digits than its factorization.

312230133102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355392.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 312230133102 its reverse (201331032213), we get a palindrome (513561165315).

The spelling of 312230133102 in words is "three hundred twelve billion, two hundred thirty million, one hundred thirty-three thousand, one hundred two".