312332224020042 has 32 divisors (see below), whose sum is σ = 659362969005120. Its totient is φ = 98631228624912.

The previous prime is 312332224020041. The next prime is 312332224020083. The reversal of 312332224020042 is 240020422233213.

It is a super-2 number, since 2×312332224020042² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312332224019991 and 312332224020009.

It is not an unprimeable number, because it can be changed into a prime (312332224020041) 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, 3794635233 + ... + 3794717540.

It is an arithmetic number, because the mean of its divisors is an integer number (20605092781410).

Almost surely, 2^{312332224020042} is an apocalyptic number.

312332224020042 is an abundant number, since it is smaller than the sum of its proper divisors (347030744985078).

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

312332224020042 is an equidigital number, since it uses as much as digits as its factorization.

312332224020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7589352835 (or 7589352797 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 312332224020042 its reverse (240020422233213), we get a palindrome (552352646253255).

The spelling of 312332224020042 in words is "three hundred twelve trillion, three hundred thirty-two billion, two hundred twenty-four million, twenty thousand, forty-two".