312202011431020 has 36 divisors (see below), whose sum is σ = 666924842780784. Its totient is φ = 122764180738720.

The previous prime is 312202011430993. The next prime is 312202011431029. The reversal of 312202011431020 is 20134110202213.

It is a junction number, because it is equal to n+sod(n) for n = 312202011430982 and 312202011431000.

It is not an unprimeable number, because it can be changed into a prime (312202011431029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2242116616 + ... + 2242255855.

It is an arithmetic number, because the mean of its divisors is an integer number (18525690077244).

Almost surely, 2^{312202011431020} is an apocalyptic number.

It is an amenable number.

312202011431020 is an abundant number, since it is smaller than the sum of its proper divisors (354722831349764).

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

312202011431020 is a wasteful number, since it uses less digits than its factorization.

312202011431020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4484372598 (or 4484372537 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 312202011431020 its reverse (20134110202213), we get a palindrome (332336121633233).

The spelling of 312202011431020 in words is "three hundred twelve trillion, two hundred two billion, eleven million, four hundred thirty-one thousand, twenty".