115022101551515 has 16 divisors (see below), whose sum is σ = 138443840224032. Its totient is φ = 91739702317824.

The previous prime is 115022101551473. The next prime is 115022101551521. The reversal of 115022101551515 is 515155101220511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115022101551515 - 2⁴⁰ = 113922589923739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10636994 + ... + 18525383.

It is an arithmetic number, because the mean of its divisors is an integer number (8652740014002).

Almost surely, 2^{115022101551515} is an apocalyptic number.

115022101551515 is a deficient number, since it is larger than the sum of its proper divisors (23421738672517).

115022101551515 is a wasteful number, since it uses less digits than its factorization.

115022101551515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29164766.

The product of its (nonzero) digits is 12500, while the sum is 35.

The spelling of 115022101551515 in words is "one hundred fifteen trillion, twenty-two billion, one hundred one million, five hundred fifty-one thousand, five hundred fifteen".