100550202201 has 20 divisors (see below), whose sum is σ = 152320189824. Its totient is φ = 66089331000.

The previous prime is 100550202197. The next prime is 100550202227. The reversal of 100550202201 is 102202055001.

It is not a de Polignac number, because 100550202201 - 2² = 100550202197 is a prime.

It is a super-2 number, since 2×100550202201² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (100550202251) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8736225 + ... + 8747726.

Almost surely, 2^100550202201 is an apocalyptic number.

It is an amenable number.

100550202201 is a deficient number, since it is larger than the sum of its proper divisors (51769987623).

100550202201 is an equidigital number, since it uses as much as digits as its factorization.

100550202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17484034 (or 17484025 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

Adding to 100550202201 its reverse (102202055001), we get a palindrome (202752257202).

The spelling of 100550202201 in words is "one hundred billion, five hundred fifty million, two hundred two thousand, two hundred one".