112212340 has 12 divisors (see below), whose sum is σ = 235645956. Its totient is φ = 44884928.

The previous prime is 112212307. The next prime is 112212371. The reversal of 112212340 is 43212211.

It can be written as a sum of positive squares in 2 ways, for example, as 75585636 + 36626704 = 8694^2 + 6052^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2805289 + ... + 2805328.

It is an arithmetic number, because the mean of its divisors is an integer number (19637163).

Almost surely, 2^112212340 is an apocalyptic number.

112212340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112212340 is an abundant number, since it is smaller than the sum of its proper divisors (123433616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112212340 is a wasteful number, since it uses less digits than its factorization.

112212340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610626 (or 5610624 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 112212340 is about 10593.0326158282. The cubic root of 112212340 is about 482.3328852925.

Adding to 112212340 its reverse (43212211), we get a palindrome (155424551).

The spelling of 112212340 in words is "one hundred twelve million, two hundred twelve thousand, three hundred forty".