20022311023 has 8 divisors (see below), whose sum is σ = 23522715216. Its totient is φ = 16801939200.

The previous prime is 20022310991. The next prime is 20022311033. The reversal of 20022311023 is 32011322002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20022311023 - 2⁵ = 20022310991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20022310988 and 20022311006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022311033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70007938 + ... + 70008223.

It is an arithmetic number, because the mean of its divisors is an integer number (2940339402).

Almost surely, 2^20022311023 is an apocalyptic number.

20022311023 is a deficient number, since it is larger than the sum of its proper divisors (3500404193).

20022311023 is a wasteful number, since it uses less digits than its factorization.

20022311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140016185.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20022311023 its reverse (32011322002), we get a palindrome (52033633025).

The spelling of 20022311023 in words is "twenty billion, twenty-two million, three hundred eleven thousand, twenty-three".