113222420144 has 20 divisors (see below), whose sum is σ = 219656726040. Its totient is φ = 56536813440.

The previous prime is 113222420063. The next prime is 113222420147. The reversal of 113222420144 is 441024222311.

It is not an unprimeable number, because it can be changed into a prime (113222420147) 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, 4637234 + ... + 4661585.

It is an arithmetic number, because the mean of its divisors is an integer number (10982836302).

Almost surely, 2^113222420144 is an apocalyptic number.

It is an amenable number.

113222420144 is a deficient number, since it is larger than the sum of its proper divisors (106434305896).

113222420144 is an equidigital number, since it uses as much as digits as its factorization.

113222420144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9299588 (or 9299582 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 113222420144 its reverse (441024222311), we get a palindrome (554246642455).

The spelling of 113222420144 in words is "one hundred thirteen billion, two hundred twenty-two million, four hundred twenty thousand, one hundred forty-four".