2020002221023 has 4 divisors (see below), whose sum is σ = 2021569330320. Its totient is φ = 2018435111728.

The previous prime is 2020002221021. The next prime is 2020002221033. The reversal of 2020002221023 is 3201222000202.

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 2020002221023 - 2¹ = 2020002221021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020002220988 and 2020002221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020002221021) 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, 783552715 + ... + 783555292.

It is an arithmetic number, because the mean of its divisors is an integer number (505392332580).

Almost surely, 2^{2020002221023} is an apocalyptic number.

2020002221023 is a deficient number, since it is larger than the sum of its proper divisors (1567109297).

2020002221023 is a wasteful number, since it uses less digits than its factorization.

2020002221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567109296.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2020002221023 its reverse (3201222000202), we get a palindrome (5221224221225).

The spelling of 2020002221023 in words is "two trillion, twenty billion, two million, two hundred twenty-one thousand, twenty-three".