215401122296 has 16 divisors (see below), whose sum is σ = 407798242800. Its totient is φ = 106654924224.

The previous prime is 215401122289. The next prime is 215401122317. The reversal of 215401122296 is 692221104512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130703741 + ... + 130705388.

It is an arithmetic number, because the mean of its divisors is an integer number (25487390175).

Almost surely, 2^215401122296 is an apocalyptic number.

It is an amenable number.

215401122296 is a deficient number, since it is larger than the sum of its proper divisors (192397120504).

215401122296 is a wasteful number, since it uses less digits than its factorization.

215401122296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261409238 (or 261409234 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 215401122296 in words is "two hundred fifteen billion, four hundred one million, one hundred twenty-two thousand, two hundred ninety-six".