215301133052 has 12 divisors (see below), whose sum is σ = 376785500616. Its totient is φ = 107648132880.

The previous prime is 215301133013. The next prime is 215301133063. The reversal of 215301133052 is 250331103512.

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, 401543 + ... + 769310.

It is an arithmetic number, because the mean of its divisors is an integer number (31398791718).

Almost surely, 2^215301133052 is an apocalyptic number.

It is an amenable number.

215301133052 is a deficient number, since it is larger than the sum of its proper divisors (161484367564).

215301133052 is a wasteful number, since it uses less digits than its factorization.

215301133052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216828 (or 1216826 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 215301133052 its reverse (250331103512), we get a palindrome (465632236564).

The spelling of 215301133052 in words is "two hundred fifteen billion, three hundred one million, one hundred thirty-three thousand, fifty-two".