113221342 has 32 divisors (see below), whose sum is σ = 193334400. Its totient is φ = 49297248.

The previous prime is 113221319. The next prime is 113221349. The reversal of 113221342 is 243122311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113221349) 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, 206713 + ... + 207259.

It is an arithmetic number, because the mean of its divisors is an integer number (6041700).

Almost surely, 2^113221342 is an apocalyptic number.

113221342 is a deficient number, since it is larger than the sum of its proper divisors (80113058).

113221342 is a wasteful number, since it uses less digits than its factorization.

113221342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000.

The product of its digits is 288, while the sum is 19.

The square root of 113221342 is about 10640.5517714073. The cubic root of 113221342 is about 483.7742697819.

Adding to 113221342 its reverse (243122311), we get a palindrome (356343653).

The spelling of 113221342 in words is "one hundred thirteen million, two hundred twenty-one thousand, three hundred forty-two".