100533058281 has 16 divisors (see below), whose sum is σ = 149309296320. Its totient is φ = 66854894400.

The previous prime is 100533058279. The next prime is 100533058337. The reversal of 100533058281 is 182850335001.

It is not a de Polignac number, because 100533058281 - 2¹ = 100533058279 is a prime.

It is a super-2 number, since 2×100533058281² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100533058261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4631875 + ... + 4653528.

It is an arithmetic number, because the mean of its divisors is an integer number (9331831020).

Almost surely, 2^100533058281 is an apocalyptic number.

It is an amenable number.

100533058281 is a deficient number, since it is larger than the sum of its proper divisors (48776238039).

100533058281 is an equidigital number, since it uses as much as digits as its factorization.

100533058281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9285813 (or 9285807 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

It can be divided in two parts, 1005330 and 58281, that added together give a triangular number (1063611 = T₁₄₅₈).

The spelling of 100533058281 in words is "one hundred billion, five hundred thirty-three million, fifty-eight thousand, two hundred eighty-one".