220100020323 has 16 divisors (see below), whose sum is σ = 324239417856. Its totient is φ = 132097539200.

The previous prime is 220100020313. The next prime is 220100020351. The reversal of 220100020323 is 323020001022.

It is a cyclic number.

It is not a de Polignac number, because 220100020323 - 2²⁰ = 220098971747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220100020313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93818103 + ... + 93820448.

It is an arithmetic number, because the mean of its divisors is an integer number (20264963616).

Almost surely, 2^220100020323 is an apocalyptic number.

220100020323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

220100020323 is a deficient number, since it is larger than the sum of its proper divisors (104139397533).

220100020323 is a wasteful number, since it uses less digits than its factorization.

220100020323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187638594.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 220100020323 its reverse (323020001022), we get a palindrome (543120021345).

The spelling of 220100020323 in words is "two hundred twenty billion, one hundred million, twenty thousand, three hundred twenty-three".