20001022310223 has 12 divisors (see below), whose sum is σ = 29363978110168. Its totient is φ = 13115424465360.

The previous prime is 20001022310207. The next prime is 20001022310293. The reversal of 20001022310223 is 32201322010002.

20001022310223 is a `hidden beast` number, since 200 + 0 + 10 + 2 + 231 + 0 + 223 = 666.

It is not a de Polignac number, because 20001022310223 - 2⁴ = 20001022310207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20001022310196 and 20001022310205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001022310293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18215866765 + ... + 18215867862.

Almost surely, 2^{20001022310223} is an apocalyptic number.

20001022310223 is a deficient number, since it is larger than the sum of its proper divisors (9362955799945).

20001022310223 is a wasteful number, since it uses less digits than its factorization.

20001022310223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36431734694 (or 36431734691 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20001022310223 its reverse (32201322010002), we get a palindrome (52202344320225).

The spelling of 20001022310223 in words is "twenty trillion, one billion, twenty-two million, three hundred ten thousand, two hundred twenty-three".