10202020212023 has 4 divisors (see below), whose sum is σ = 10236839393928. Its totient is φ = 10167201030120.

The previous prime is 10202020211987. The next prime is 10202020212049. The reversal of 10202020212023 is 32021202020201.

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 10202020212023 - 2⁸ = 10202020211767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10202020211992 and 10202020212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202020212823) 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, 17409590513 + ... + 17409591098.

It is an arithmetic number, because the mean of its divisors is an integer number (2559209848482).

Almost surely, 2^{10202020212023} is an apocalyptic number.

10202020212023 is a deficient number, since it is larger than the sum of its proper divisors (34819181905).

10202020212023 is an equidigital number, since it uses as much as digits as its factorization.

10202020212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34819181904.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10202020212023 its reverse (32021202020201), we get a palindrome (42223222232224).

The spelling of 10202020212023 in words is "ten trillion, two hundred two billion, twenty million, two hundred twelve thousand, twenty-three".