100100223321 has 32 divisors (see below), whose sum is σ = 154414740480. Its totient is φ = 56495116224.

The previous prime is 100100223319. The next prime is 100100223323. The reversal of 100100223321 is 123322001001.

It is an interprime number because it is at equal distance from previous prime (100100223319) and next prime (100100223323).

It is not a de Polignac number, because 100100223321 - 2¹ = 100100223319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100100223321.

It is not an unprimeable number, because it can be changed into a prime (100100223323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9272595 + ... + 9283383.

It is an arithmetic number, because the mean of its divisors is an integer number (4825460640).

Almost surely, 2^100100223321 is an apocalyptic number.

It is an amenable number.

100100223321 is a deficient number, since it is larger than the sum of its proper divisors (54314517159).

100100223321 is a wasteful number, since it uses less digits than its factorization.

100100223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16205.

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

Adding to 100100223321 its reverse (123322001001), we get a palindrome (223422224322).

The spelling of 100100223321 in words is "one hundred billion, one hundred million, two hundred twenty-three thousand, three hundred twenty-one".