200022023997 has 32 divisors (see below), whose sum is σ = 309691330560. Its totient is φ = 127352879280.

The previous prime is 200022023989. The next prime is 200022024019. The reversal of 200022023997 is 799320220002.

It is a happy number.

It is not a de Polignac number, because 200022023997 - 2³ = 200022023989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200022023977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152872 + ... + 650702.

It is an arithmetic number, because the mean of its divisors is an integer number (9677854080).

Almost surely, 2^200022023997 is an apocalyptic number.

200022023997 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

200022023997 is a deficient number, since it is larger than the sum of its proper divisors (109669306563).

200022023997 is a wasteful number, since it uses less digits than its factorization.

200022023997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498510 (or 498504 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

Adding to 200022023997 its reverse (799320220002), we get a palindrome (999342243999).

The spelling of 200022023997 in words is "two hundred billion, twenty-two million, twenty-three thousand, nine hundred ninety-seven".