312023034121331 has 8 divisors (see below), whose sum is σ = 336148754670624. Its totient is φ = 287915020528320.

The previous prime is 312023034121321. The next prime is 312023034121349. The reversal of 312023034121331 is 133121430320213.

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

It is a cyclic number.

It is not a de Polignac number, because 312023034121331 - 2³⁸ = 311748156214387 is a prime.

It is a super-2 number, since 2×312023034121331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312023034121294 and 312023034121303.

It is not an unprimeable number, because it can be changed into a prime (312023034121301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4426702466 + ... + 4426772951.

It is an arithmetic number, because the mean of its divisors is an integer number (42018594333828).

Almost surely, 2^{312023034121331} is an apocalyptic number.

312023034121331 is a deficient number, since it is larger than the sum of its proper divisors (24125720549293).

312023034121331 is a wasteful number, since it uses less digits than its factorization.

312023034121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8853478141.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 312023034121331 its reverse (133121430320213), we get a palindrome (445144464441544).

The spelling of 312023034121331 in words is "three hundred twelve trillion, twenty-three billion, thirty-four million, one hundred twenty-one thousand, three hundred thirty-one".