215011533092 has 24 divisors (see below), whose sum is σ = 391882478400. Its totient is φ = 103126957920.

The previous prime is 215011533089. The next prime is 215011533109. The reversal of 215011533092 is 290335110512.

It is a super-2 number, since 2×215011533092² (a number of 23 digits) contains 22 as substring.

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, 10220342 + ... + 10241357.

It is an arithmetic number, because the mean of its divisors is an integer number (16328436600).

Almost surely, 2^215011533092 is an apocalyptic number.

It is an amenable number.

215011533092 is a deficient number, since it is larger than the sum of its proper divisors (176870945308).

215011533092 is a wasteful number, since it uses less digits than its factorization.

215011533092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20461811 (or 20461809 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The spelling of 215011533092 in words is "two hundred fifteen billion, eleven million, five hundred thirty-three thousand, ninety-two".