100201122231 has 16 divisors (see below), whose sum is σ = 152697312768. Its totient is φ = 57254076000.

The previous prime is 100201122223. The next prime is 100201122269. The reversal of 100201122231 is 132221102001.

It is not a de Polignac number, because 100201122231 - 2³ = 100201122223 is a prime.

It is a super-2 number, since 2×100201122231² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100201122231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100201122221) 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, 195966 + ... + 488676.

It is an arithmetic number, because the mean of its divisors is an integer number (9543582048).

Almost surely, 2^100201122231 is an apocalyptic number.

100201122231 is a deficient number, since it is larger than the sum of its proper divisors (52496190537).

100201122231 is a wasteful number, since it uses less digits than its factorization.

100201122231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309022.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 100201122231 its reverse (132221102001), we get a palindrome (232422224232).

The spelling of 100201122231 in words is "one hundred billion, two hundred one million, one hundred twenty-two thousand, two hundred thirty-one".