100201023321 has 32 divisors (see below), whose sum is σ = 153401918208. Its totient is φ = 56989992960.

The previous prime is 100201023319. The next prime is 100201023353. The reversal of 100201023321 is 123320102001.

It is not a de Polignac number, because 100201023321 - 2¹ = 100201023319 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100201023321.

It is not an unprimeable number, because it can be changed into a prime (100201023301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12532101 + ... + 12540093.

It is an arithmetic number, because the mean of its divisors is an integer number (4793809944).

Almost surely, 2^100201023321 is an apocalyptic number.

It is an amenable number.

100201023321 is a deficient number, since it is larger than the sum of its proper divisors (53200894887).

100201023321 is a wasteful number, since it uses less digits than its factorization.

100201023321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10721.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100201023321 its reverse (123320102001), we get a palindrome (223521125322).

The spelling of 100201023321 in words is "one hundred billion, two hundred one million, twenty-three thousand, three hundred twenty-one".