126200331 has 12 divisors (see below), whose sum is σ = 182406952. Its totient is φ = 84079296.

The previous prime is 126200323. The next prime is 126200339. The reversal of 126200331 is 133002621.

126200331 is a `hidden beast` number, since 12 + 620 + 0 + 3 + 31 = 666.

It is an interprime number because it is at equal distance from previous prime (126200323) and next prime (126200339).

It is not a de Polignac number, because 126200331 - 2³ = 126200323 is a prime.

It is a super-2 number, since 2×126200331² = 31853047089019122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126200339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14355 + ... + 21411.

Almost surely, 2^126200331 is an apocalyptic number.

126200331 is a deficient number, since it is larger than the sum of its proper divisors (56206621).

126200331 is a wasteful number, since it uses less digits than its factorization.

126200331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9050 (or 9047 counting only the distinct ones).

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

The square root of 126200331 is about 11233.8920682015. The cubic root of 126200331 is about 501.5953456639.

Adding to 126200331 its reverse (133002621), we get a palindrome (259202952).

The spelling of 126200331 in words is "one hundred twenty-six million, two hundred thousand, three hundred thirty-one".