201215021510316 has 96 divisors (see below), whose sum is σ = 513301793292288. Its totient is φ = 60841152439360.

The previous prime is 201215021510287. The next prime is 201215021510333. The reversal of 201215021510316 is 613015120512102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1924658341 + ... + 1924762883.

It is an arithmetic number, because the mean of its divisors is an integer number (5346893680128).

Almost surely, 2^{201215021510316} is an apocalyptic number.

It is an amenable number.

201215021510316 is an abundant number, since it is smaller than the sum of its proper divisors (312086771781972).

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

201215021510316 is a wasteful number, since it uses less digits than its factorization.

201215021510316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136251 (or 136249 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 201215021510316 in words is "two hundred one trillion, two hundred fifteen billion, twenty-one million, five hundred ten thousand, three hundred sixteen".