215022002324512 has 48 divisors (see below), whose sum is σ = 428849573667480. Its totient is φ = 106112162387968.

The previous prime is 215022002324477. The next prime is 215022002324513. The reversal of 215022002324512 is 215423200220512.

It can be written as a sum of positive squares in 4 ways, for example, as 115664088316176 + 99357914008336 = 10754724^2 + 9967844^2 .

It is a super-3 number, since 3×215022002324512³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (215022002324513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66186823 + ... + 69359494.

Almost surely, 2^{215022002324512} is an apocalyptic number.

It is an amenable number.

215022002324512 is a deficient number, since it is larger than the sum of its proper divisors (213827571342968).

215022002324512 is a wasteful number, since it uses less digits than its factorization.

215022002324512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135546973 (or 135546965 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 215022002324512 in words is "two hundred fifteen trillion, twenty-two billion, two million, three hundred twenty-four thousand, five hundred twelve".