200122023 has 4 divisors (see below), whose sum is σ = 266829368. Its totient is φ = 133414680.

The previous prime is 200121991. The next prime is 200122031. The reversal of 200122023 is 320221002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 200122023 - 2⁵ = 200121991 is a prime.

It is a super-2 number, since 2×200122023² = 80097648179225058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33353668 + ... + 33353673.

It is an arithmetic number, because the mean of its divisors is an integer number (66707342).

Almost surely, 2^200122023 is an apocalyptic number.

200122023 is a deficient number, since it is larger than the sum of its proper divisors (66707345).

200122023 is an equidigital number, since it uses as much as digits as its factorization.

200122023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66707344.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200122023 is about 14146.4491304355. The cubic root of 200122023 is about 584.9224559354.

Adding to 200122023 its reverse (320221002), we get a palindrome (520343025).

The spelling of 200122023 in words is "two hundred million, one hundred twenty-two thousand, twenty-three".