101223116115 has 32 divisors (see below), whose sum is σ = 181455503616. Its totient is φ = 47751442560.

The previous prime is 101223116083. The next prime is 101223116143. The reversal of 101223116115 is 511611322101.

It is not a de Polignac number, because 101223116115 - 2⁵ = 101223116083 is a prime.

It is a super-2 number, since 2×101223116115² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8284077 + ... + 8296286.

It is an arithmetic number, because the mean of its divisors is an integer number (5670484488).

Almost surely, 2^101223116115 is an apocalyptic number.

101223116115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101223116115 is a deficient number, since it is larger than the sum of its proper divisors (80232387501).

101223116115 is a wasteful number, since it uses less digits than its factorization.

101223116115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16580419.

The product of its (nonzero) digits is 360, while the sum is 24.

Adding to 101223116115 its reverse (511611322101), we get a palindrome (612834438216).

The spelling of 101223116115 in words is "one hundred one billion, two hundred twenty-three million, one hundred sixteen thousand, one hundred fifteen".