312342231133434 has 64 divisors (see below), whose sum is σ = 653684131077120. Its totient is φ = 99373035548160.

The previous prime is 312342231133433. The next prime is 312342231133453. The reversal of 312342231133434 is 434331132243213.

It is a junction number, because it is equal to n+sod(n) for n = 312342231133392 and 312342231133401.

It is not an unprimeable number, because it can be changed into a prime (312342231133433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 640488504 + ... + 640975980.

It is an arithmetic number, because the mean of its divisors is an integer number (10213814548080).

Almost surely, 2^{312342231133434} is an apocalyptic number.

312342231133434 is an abundant number, since it is smaller than the sum of its proper divisors (341341899943686).

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

312342231133434 is a wasteful number, since it uses less digits than its factorization.

312342231133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534775.

The product of its digits is 373248, while the sum is 39.

Adding to 312342231133434 its reverse (434331132243213), we get a palindrome (746673363376647).

The spelling of 312342231133434 in words is "three hundred twelve trillion, three hundred forty-two billion, two hundred thirty-one million, one hundred thirty-three thousand, four hundred thirty-four".