20022023112 has 128 divisors (see below), whose sum is σ = 64284917760. Its totient is φ = 5050932480.

The previous prime is 20022023059. The next prime is 20022023117. The reversal of 20022023112 is 21132022002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20022023091 and 20022023100.

It is not an unprimeable number, because it can be changed into a prime (20022023117) 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, 149064 + ... + 249527.

It is an arithmetic number, because the mean of its divisors is an integer number (502225920).

Almost surely, 2^20022023112 is an apocalyptic number.

It is an amenable number.

20022023112 is an abundant number, since it is smaller than the sum of its proper divisors (44262894648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20022023112 is a wasteful number, since it uses less digits than its factorization.

20022023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398643 (or 398639 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20022023112 its reverse (21132022002), we get a palindrome (41154045114).

The spelling of 20022023112 in words is "twenty billion, twenty-two million, twenty-three thousand, one hundred twelve".