312712316122354 has 8 divisors (see below), whose sum is σ = 469144093817520. Its totient is φ = 156330951516516.

The previous prime is 312712316122343. The next prime is 312712316122357. The reversal of 312712316122354 is 453221613217213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×312712316122354² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312712316122354.

It is not an unprimeable number, because it can be changed into a prime (312712316122357) 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, 12603256824 + ... + 12603281635.

It is an arithmetic number, because the mean of its divisors is an integer number (58643011727190).

Almost surely, 2^{312712316122354} is an apocalyptic number.

312712316122354 is a deficient number, since it is larger than the sum of its proper divisors (156431777695166).

312712316122354 is a wasteful number, since it uses less digits than its factorization.

312712316122354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25206544664.

The product of its digits is 362880, while the sum is 43.

Adding to 312712316122354 its reverse (453221613217213), we get a palindrome (765933929339567).

The spelling of 312712316122354 in words is "three hundred twelve trillion, seven hundred twelve billion, three hundred sixteen million, one hundred twenty-two thousand, three hundred fifty-four".