101116404531 has 24 divisors (see below), whose sum is σ = 150876136320. Its totient is φ = 65189836800.

The previous prime is 101116404511. The next prime is 101116404539. The reversal of 101116404531 is 135404611101.

101116404531 is a `hidden beast` number, since 1 + 0 + 1 + 11 + 640 + 4 + 5 + 3 + 1 = 666.

It is not a de Polignac number, because 101116404531 - 2¹⁴ = 101116388147 is a prime.

It is a super-2 number, since 2×101116404531² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101116404495 and 101116404504.

It is not an unprimeable number, because it can be changed into a prime (101116404539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 264501 + ... + 521721.

It is an arithmetic number, because the mean of its divisors is an integer number (6286505680).

Almost surely, 2^101116404531 is an apocalyptic number.

101116404531 is a deficient number, since it is larger than the sum of its proper divisors (49759731789).

101116404531 is a wasteful number, since it uses less digits than its factorization.

101116404531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258667 (or 258664 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 101116404531 in words is "one hundred one billion, one hundred sixteen million, four hundred four thousand, five hundred thirty-one".