315420002022 has 32 divisors (see below), whose sum is σ = 703103414400. Its totient is φ = 93747120768.

The previous prime is 315420001999. The next prime is 315420002047. The reversal of 315420002022 is 220200024513.

It is a self number, because there is not a number n which added to its sum of digits gives 315420002022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81375772 + ... + 81379647.

It is an arithmetic number, because the mean of its divisors is an integer number (21971981700).

Almost surely, 2^315420002022 is an apocalyptic number.

315420002022 is an abundant number, since it is smaller than the sum of its proper divisors (387683412378).

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

315420002022 is a wasteful number, since it uses less digits than its factorization.

315420002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162755460.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 315420002022 its reverse (220200024513), we get a palindrome (535620026535).

The spelling of 315420002022 in words is "three hundred fifteen billion, four hundred twenty million, two thousand, twenty-two".