312334136412 has 12 divisors (see below), whose sum is σ = 728779651656. Its totient is φ = 104111378800.

The previous prime is 312334136407. The next prime is 312334136417. The reversal of 312334136412 is 214631433213.

It is an interprime number because it is at equal distance from previous prime (312334136407) and next prime (312334136417).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×312334136412² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312334136417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13013922339 + ... + 13013922362.

It is an arithmetic number, because the mean of its divisors is an integer number (60731637638).

Almost surely, 2^312334136412 is an apocalyptic number.

It is an amenable number.

312334136412 is an abundant number, since it is smaller than the sum of its proper divisors (416445515244).

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

312334136412 is a wasteful number, since it uses less digits than its factorization.

312334136412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26027844708 (or 26027844706 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

Adding to 312334136412 its reverse (214631433213), we get a palindrome (526965569625).

The spelling of 312334136412 in words is "three hundred twelve billion, three hundred thirty-four million, one hundred thirty-six thousand, four hundred twelve".