23020020998 has 16 divisors (see below), whose sum is σ = 37406231520. Its totient is φ = 10624623048.

The previous prime is 23020020997. The next prime is 23020021027. The reversal of 23020020998 is 89902002032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23020020997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2615090 + ... + 2623877.

It is an arithmetic number, because the mean of its divisors is an integer number (2337889470).

Almost surely, 2^23020020998 is an apocalyptic number.

23020020998 is a deficient number, since it is larger than the sum of its proper divisors (14386210522).

23020020998 is an equidigital number, since it uses as much as digits as its factorization.

23020020998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5239008 (or 5238982 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 23020020998 in words is "twenty-three billion, twenty million, twenty thousand, nine hundred ninety-eight".