9236122731801 has 27 divisors (see below), whose sum is σ = 15519306657621. Its totient is φ = 5277747948984.

The previous prime is 9236122731767. The next prime is 9236122731827. The reversal of 9236122731801 is 1081372216329.

It is a happy number.

The square root of 9236122731801 is 3039099.

It is a perfect power (a square), and thus also a powerful number.

9236122731801 is a `hidden beast` number, since 9 + 2 + 3 + 612 + 27 + 3 + 1 + 8 + 0 + 1 = 666.

It is not a de Polignac number, because 9236122731801 - 2¹¹ = 9236122729753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9236122731301) 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 26 ways as a sum of consecutive naturals, for example, 63748720 + ... + 63893438.

Almost surely, 2^{9236122731801} is an apocalyptic number.

9236122731801 is the 3039099-th square number.

9236122731801 is the 1519550-th centered octagonal number.

It is an amenable number.

9236122731801 is a deficient number, since it is larger than the sum of its proper divisors (6283183925820).

9236122731801 is an frugal number, since it uses more digits than its factorization.

9236122731801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289458 (or 144729 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 9236122731801 in words is "nine trillion, two hundred thirty-six billion, one hundred twenty-two million, seven hundred thirty-one thousand, eight hundred one".