1015313102255 has 16 divisors (see below), whose sum is σ = 1219100500800. Its totient is φ = 811767468288.

The previous prime is 1015313102239. The next prime is 1015313102263. The reversal of 1015313102255 is 5522013135101.

It is a cyclic number.

It is not a de Polignac number, because 1015313102255 - 2⁴ = 1015313102239 is a prime.

It is a super-2 number, since 2×1015313102255² (a number of 25 digits) contains 22 as substring.

It is a congruent 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, 73571846 + ... + 73585644.

It is an arithmetic number, because the mean of its divisors is an integer number (76193781300).

Almost surely, 2^{1015313102255} is an apocalyptic number.

1015313102255 is a deficient number, since it is larger than the sum of its proper divisors (203787398545).

1015313102255 is a wasteful number, since it uses less digits than its factorization.

1015313102255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21490.

The product of its (nonzero) digits is 4500, while the sum is 29.

Adding to 1015313102255 its reverse (5522013135101), we get a palindrome (6537326237356).

The spelling of 1015313102255 in words is "one trillion, fifteen billion, three hundred thirteen million, one hundred two thousand, two hundred fifty-five".