2232112491 has 16 divisors (see below), whose sum is σ = 3779238400. Its totient is φ = 1275492744.

The previous prime is 2232112469. The next prime is 2232112511. The reversal of 2232112491 is 1942112322.

It is not a de Polignac number, because 2232112491 - 2¹⁷ = 2231981419 is a prime.

It is a super-3 number, since 3×2232112491³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2232112411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5904871 + ... + 5905248.

It is an arithmetic number, because the mean of its divisors is an integer number (236202400).

Almost surely, 2^2232112491 is an apocalyptic number.

2232112491 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2232112491 is a deficient number, since it is larger than the sum of its proper divisors (1547125909).

2232112491 is a wasteful number, since it uses less digits than its factorization.

2232112491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11810135 (or 11810129 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 2232112491 is about 47245.2377600113. The cubic root of 2232112491 is about 1306.8889700632. Note that the first 3 decimals are identical.

The spelling of 2232112491 in words is "two billion, two hundred thirty-two million, one hundred twelve thousand, four hundred ninety-one".