112890858750121 has 9 divisors (see below), whose sum is σ = 118012816689271. Its totient is φ = 107982326793352.

The previous prime is 112890858750083. The next prime is 112890858750151. The reversal of 112890858750121 is 121057858098211.

The square root of 112890858750121 is 10625011.

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

It can be written as a sum of positive squares in only one way, i.e., 68484148515225 + 44406710234896 = 8275515^2 + 6663836^2 .

It is a de Polignac number, because none of the positive numbers 2^k-112890858750121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112890858750151) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 244144275 + ... + 244606231.

Almost surely, 2^{112890858750121} is an apocalyptic number.

112890858750121 is the 10625011-st square number.

112890858750121 is the 5312506-th centered octagonal number.

It is an amenable number.

112890858750121 is a deficient number, since it is larger than the sum of its proper divisors (5121957939150).

112890858750121 is an frugal number, since it uses more digits than its factorization.

112890858750121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923960 (or 461980 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 58.

The spelling of 112890858750121 in words is "one hundred twelve trillion, eight hundred ninety billion, eight hundred fifty-eight million, seven hundred fifty thousand, one hundred twenty-one".