5215120402 has 16 divisors (see below), whose sum is σ = 8094398400. Its totient is φ = 2517031440.

The previous prime is 5215120387. The next prime is 5215120433. The reversal of 5215120402 is 2040215125.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309577 + ... + 325987.

It is an arithmetic number, because the mean of its divisors is an integer number (505899900).

Almost surely, 2^5215120402 is an apocalyptic number.

5215120402 is a deficient number, since it is larger than the sum of its proper divisors (2879277998).

5215120402 is a wasteful number, since it uses less digits than its factorization.

5215120402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21921.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 5215120402 is about 72215.7905308804. The cubic root of 5215120402 is about 1734.1558015485.

Adding to 5215120402 its reverse (2040215125), we get a palindrome (7255335527).

The spelling of 5215120402 in words is "five billion, two hundred fifteen million, one hundred twenty thousand, four hundred two".