215153330100 has 36 divisors (see below), whose sum is σ = 622510302624. Its totient is φ = 57374221280.

The previous prime is 215153330089. The next prime is 215153330201. The reversal of 215153330100 is 1033351512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 358588584 + ... + 358589183.

Almost surely, 2^215153330100 is an apocalyptic number.

215153330100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

215153330100 is an abundant number, since it is smaller than the sum of its proper divisors (407356972524).

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

215153330100 is a wasteful number, since it uses less digits than its factorization.

215153330100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717177784 (or 717177777 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 215153330100 its reverse (1033351512), we get a palindrome (216186681612).

The spelling of 215153330100 in words is "two hundred fifteen billion, one hundred fifty-three million, three hundred thirty thousand, one hundred".