112435004221 has 4 divisors (see below), whose sum is σ = 112481525052. Its totient is φ = 112388483392.

The previous prime is 112435004203. The next prime is 112435004291. The reversal of 112435004221 is 122400534211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 122400534211 = 23 ⋅5321762357.

It can be written as a sum of positive squares in 2 ways, for example, as 102392960121 + 10042044100 = 319989^2 + 100210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112435004221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112435004291) 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, 23256790 + ... + 23261623.

It is an arithmetic number, because the mean of its divisors is an integer number (28120381263).

Almost surely, 2^112435004221 is an apocalyptic number.

It is an amenable number.

112435004221 is a deficient number, since it is larger than the sum of its proper divisors (46520831).

112435004221 is an equidigital number, since it uses as much as digits as its factorization.

112435004221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46520830.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 112435004221 its reverse (122400534211), we get a palindrome (234835538432).

The spelling of 112435004221 in words is "one hundred twelve billion, four hundred thirty-five million, four thousand, two hundred twenty-one".