2022021923 has 2 divisors, whose sum is σ = 2022021924. Its totient is φ = 2022021922.

The previous prime is 2022021913. The next prime is 2022021983. The reversal of 2022021923 is 3291202202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2022021923 - 2¹⁰ = 2022020899 is a prime.

It is not a weakly prime, because it can be changed into another prime (2022021913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011010961 + 1011010962.

It is an arithmetic number, because the mean of its divisors is an integer number (1011010962).

Almost surely, 2^2022021923 is an apocalyptic number.

2022021923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022021923 is an equidigital number, since it uses as much as digits as its factorization.

2022021923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2022021923 is about 44966.8980806993. The cubic root of 2022021923 is about 1264.5284943075.

The spelling of 2022021923 in words is "two billion, twenty-two million, twenty-one thousand, nine hundred twenty-three".