20223031101 has 128 divisors (see below), whose sum is σ = 35006791680. Its totient is φ = 10102579200.

The previous prime is 20223031097. The next prime is 20223031111. The reversal of 20223031101 is 10113032202.

It is not a de Polignac number, because 20223031101 - 2² = 20223031097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223031111) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 74623596 + ... + 74623866.

It is an arithmetic number, because the mean of its divisors is an integer number (273490560).

Almost surely, 2^20223031101 is an apocalyptic number.

20223031101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20223031101 is a deficient number, since it is larger than the sum of its proper divisors (14783760579).

20223031101 is a wasteful number, since it uses less digits than its factorization.

20223031101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507.

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

Adding to 20223031101 its reverse (10113032202), we get a palindrome (30336063303).

The spelling of 20223031101 in words is "twenty billion, two hundred twenty-three million, thirty-one thousand, one hundred one".