20113102212023 has 4 divisors (see below), whose sum is σ = 20124086977488. Its totient is φ = 20102117446560.

The previous prime is 20113102212019. The next prime is 20113102212029. The reversal of 20113102212023 is 32021220131102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20113102212023 - 2² = 20113102212019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20113102211986 and 20113102212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113102212029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5492379986 + ... + 5492383647.

It is an arithmetic number, because the mean of its divisors is an integer number (5031021744372).

Almost surely, 2^{20113102212023} is an apocalyptic number.

20113102212023 is a deficient number, since it is larger than the sum of its proper divisors (10984765465).

20113102212023 is a wasteful number, since it uses less digits than its factorization.

20113102212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10984765464.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20113102212023 its reverse (32021220131102), we get a palindrome (52134322343125).

The spelling of 20113102212023 in words is "twenty trillion, one hundred thirteen billion, one hundred two million, two hundred twelve thousand, twenty-three".