1113430222 has 4 divisors (see below), whose sum is σ = 1670145336. Its totient is φ = 556715110.

The previous prime is 1113430217. The next prime is 1113430223. The reversal of 1113430222 is 2220343111.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1113430222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113430223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278357554 + ... + 278357557.

It is an arithmetic number, because the mean of its divisors is an integer number (417536334).

Almost surely, 2^1113430222 is an apocalyptic number.

1113430222 is a deficient number, since it is larger than the sum of its proper divisors (556715114).

1113430222 is an equidigital number, since it uses as much as digits as its factorization.

1113430222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556715113.

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

The square root of 1113430222 is about 33368.1018639059. The cubic root of 1113430222 is about 1036.4642695591.

Adding to 1113430222 its reverse (2220343111), we get a palindrome (3333773333).

The spelling of 1113430222 in words is "one billion, one hundred thirteen million, four hundred thirty thousand, two hundred twenty-two".