200131123302 has 64 divisors (see below), whose sum is σ = 485219531520. Its totient is φ = 60639148800.

The previous prime is 200131123279. The next prime is 200131123349. The reversal of 200131123302 is 203321131002.

200131123302 is a `hidden beast` number, since 20 + 0 + 1 + 311 + 2 + 330 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9779493 + ... + 9799935.

It is an arithmetic number, because the mean of its divisors is an integer number (7581555180).

Almost surely, 2^200131123302 is an apocalyptic number.

200131123302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200131123302 is an abundant number, since it is smaller than the sum of its proper divisors (285088408218).

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

200131123302 is a wasteful number, since it uses less digits than its factorization.

200131123302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36946 (or 36940 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 200131123302 its reverse (203321131002), we get a palindrome (403452254304).

The spelling of 200131123302 in words is "two hundred billion, one hundred thirty-one million, one hundred twenty-three thousand, three hundred two".