10117001015 has 16 divisors (see below), whose sum is σ = 13425505056. Its totient is φ = 7257024000.

The previous prime is 10117000991. The next prime is 10117001021. The reversal of 10117001015 is 51010071101.

It is a happy number.

It is not a de Polignac number, because 10117001015 - 2⁸ = 10117000759 is a prime.

It is a super-2 number, since 2×10117001015² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10117000984 and 10117001002.

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, 1255886 + ... + 1263915.

It is an arithmetic number, because the mean of its divisors is an integer number (839094066).

Almost surely, 2^10117001015 is an apocalyptic number.

10117001015 is a deficient number, since it is larger than the sum of its proper divisors (3308504041).

10117001015 is a wasteful number, since it uses less digits than its factorization.

10117001015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2519890.

The product of its (nonzero) digits is 35, while the sum is 17.

Adding to 10117001015 its reverse (51010071101), we get a palindrome (61127072116).

The spelling of 10117001015 in words is "ten billion, one hundred seventeen million, one thousand, fifteen".