100561059203 has 8 divisors (see below), whose sum is σ = 109712491200. Its totient is φ = 91411213480.

The previous prime is 100561059197. The next prime is 100561059229. The reversal of 100561059203 is 302950165001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100561059203 - 2²⁴ = 100544281987 is a prime.

It is a super-2 number, since 2×100561059203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100561059203.

It is not an unprimeable number, because it can be changed into a prime (100561059503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262025 + ... + 519402.

It is an arithmetic number, because the mean of its divisors is an integer number (13714061400).

Almost surely, 2^100561059203 is an apocalyptic number.

100561059203 is a deficient number, since it is larger than the sum of its proper divisors (9151431997).

100561059203 is a wasteful number, since it uses less digits than its factorization.

100561059203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793137.

The product of its (nonzero) digits is 8100, while the sum is 32.

The spelling of 100561059203 in words is "one hundred billion, five hundred sixty-one million, fifty-nine thousand, two hundred three".