20102220112023 has 12 divisors (see below), whose sum is σ = 33184617327888. Its totient is φ = 11486982921120.

The previous prime is 20102220112003. The next prime is 20102220112057. The reversal of 20102220112023 is 32021102220102.

It is not a de Polignac number, because 20102220112023 - 2⁹ = 20102220111511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20102220111987 and 20102220112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20102220112003) 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, 159541429398 + ... + 159541429523.

It is an arithmetic number, because the mean of its divisors is an integer number (2765384777324).

Almost surely, 2^{20102220112023} is an apocalyptic number.

20102220112023 is a deficient number, since it is larger than the sum of its proper divisors (13082397215865).

20102220112023 is a wasteful number, since it uses less digits than its factorization.

20102220112023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319082858934 (or 319082858931 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20102220112023 its reverse (32021102220102), we get a palindrome (52123322332125).

The spelling of 20102220112023 in words is "twenty trillion, one hundred two billion, two hundred twenty million, one hundred twelve thousand, twenty-three".