200023122 has 32 divisors (see below), whose sum is σ = 456164352. Its totient is φ = 57924864.

The previous prime is 200023099. The next prime is 200023123. The reversal of 200023122 is 221320002.

200023122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 200023098 and 200023107.

It is not an unprimeable number, because it can be changed into a prime (200023123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74098 + ... + 76749.

It is an arithmetic number, because the mean of its divisors is an integer number (14255136).

Almost surely, 2^200023122 is an apocalyptic number.

200023122 is an abundant number, since it is smaller than the sum of its proper divisors (256141230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200023122 is a wasteful number, since it uses less digits than its factorization.

200023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150882.

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

The square root of 200023122 is about 14142.9530862547. The cubic root of 200023122 is about 584.8260831535.

Adding to 200023122 its reverse (221320002), we get a palindrome (421343124).

The spelling of 200023122 in words is "two hundred million, twenty-three thousand, one hundred twenty-two".