112133031 has 4 divisors (see below), whose sum is σ = 149510712. Its totient is φ = 74755352.

The previous prime is 112133029. The next prime is 112133033. The reversal of 112133031 is 130331211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130331211 = 3 ⋅43443737.

It is an interprime number because it is at equal distance from previous prime (112133029) and next prime (112133033).

It is a cyclic number.

It is not a de Polignac number, because 112133031 - 2¹ = 112133029 is a prime.

It is a super-2 number, since 2×112133031² = 25147633282493922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112133031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112133033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18688836 + ... + 18688841.

It is an arithmetic number, because the mean of its divisors is an integer number (37377678).

Almost surely, 2^112133031 is an apocalyptic number.

112133031 is a deficient number, since it is larger than the sum of its proper divisors (37377681).

112133031 is an equidigital number, since it uses as much as digits as its factorization.

112133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37377680.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 112133031 is about 10589.2885030110. The cubic root of 112133031 is about 482.2192247256.

Adding to 112133031 its reverse (130331211), we get a palindrome (242464242).

The spelling of 112133031 in words is "one hundred twelve million, one hundred thirty-three thousand, thirty-one".