113222311442 has 4 divisors (see below), whose sum is σ = 169833467166. Its totient is φ = 56611155720.

The previous prime is 113222311441. The next prime is 113222311469. The reversal of 113222311442 is 244113222311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 113185817761 + 36493681 = 336431^2 + 6041^2 .

It is not an unprimeable number, because it can be changed into a prime (113222311441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28305577859 + ... + 28305577862.

Almost surely, 2^113222311442 is an apocalyptic number.

113222311442 is a deficient number, since it is larger than the sum of its proper divisors (56611155724).

113222311442 is an equidigital number, since it uses as much as digits as its factorization.

113222311442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56611155723.

The product of its digits is 2304, while the sum is 26.

Adding to 113222311442 its reverse (244113222311), we get a palindrome (357335533753).

The spelling of 113222311442 in words is "one hundred thirteen billion, two hundred twenty-two million, three hundred eleven thousand, four hundred forty-two".