10021117751115 has 16 divisors (see below), whose sum is σ = 16063425731616. Its totient is φ = 5334717024000.

The previous prime is 10021117751087. The next prime is 10021117751189. The reversal of 10021117751115 is 51115771112001.

It is not a de Polignac number, because 10021117751115 - 2⁸ = 10021117750859 is a prime.

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, 617435986 + ... + 617452215.

It is an arithmetic number, because the mean of its divisors is an integer number (1003964108226).

Almost surely, 2^{10021117751115} is an apocalyptic number.

10021117751115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10021117751115 is a deficient number, since it is larger than the sum of its proper divisors (6042307980501).

10021117751115 is a wasteful number, since it uses less digits than its factorization.

10021117751115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234888750.

The product of its (nonzero) digits is 2450, while the sum is 33.

Adding to 10021117751115 its reverse (51115771112001), we get a palindrome (61136888863116).

The spelling of 10021117751115 in words is "ten trillion, twenty-one billion, one hundred seventeen million, seven hundred fifty-one thousand, one hundred fifteen".