200122423100 has 72 divisors (see below), whose sum is σ = 435566371968. Its totient is φ = 79809566400.

The previous prime is 200122423051. The next prime is 200122423117. The reversal of 200122423100 is 1324221002.

It is a super-2 number, since 2×200122423100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93909035 + ... + 93911165.

It is an arithmetic number, because the mean of its divisors is an integer number (6049532944).

Almost surely, 2^200122423100 is an apocalyptic number.

200122423100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200122423100 is an abundant number, since it is smaller than the sum of its proper divisors (235443948868).

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

200122423100 is a wasteful number, since it uses less digits than its factorization.

200122423100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4515 (or 4508 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 200122423100 its reverse (1324221002), we get a palindrome (201446644102).

The spelling of 200122423100 in words is "two hundred billion, one hundred twenty-two million, four hundred twenty-three thousand, one hundred".