2023120202021 has 2 divisors, whose sum is σ = 2023120202022. Its totient is φ = 2023120202020.

The previous prime is 2023120201997. The next prime is 2023120202029. The reversal of 2023120202021 is 1202020213202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1178722776100 + 844397425921 = 1085690^2 + 918911^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023120202021 - 2⁶ = 2023120201957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023120202029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011560101010 + 1011560101011.

It is an arithmetic number, because the mean of its divisors is an integer number (1011560101011).

Almost surely, 2^{2023120202021} is an apocalyptic number.

It is an amenable number.

2023120202021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023120202021 is an equidigital number, since it uses as much as digits as its factorization.

2023120202021 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2023120202021 its reverse (1202020213202), we get a palindrome (3225140415223).

The spelling of 2023120202021 in words is "two trillion, twenty-three billion, one hundred twenty million, two hundred two thousand, twenty-one".