1113221302 has 16 divisors (see below), whose sum is σ = 1769796432. Its totient is φ = 523353600.

The previous prime is 1113221243. The next prime is 1113221309. The reversal of 1113221302 is 2031223111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113221309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20158 + ... + 51310.

It is an arithmetic number, because the mean of its divisors is an integer number (110612277).

Almost surely, 2^1113221302 is an apocalyptic number.

1113221302 is a deficient number, since it is larger than the sum of its proper divisors (656575130).

1113221302 is a wasteful number, since it uses less digits than its factorization.

1113221302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32223.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1113221302 is about 33364.9711823643. The cubic root of 1113221302 is about 1036.3994393747.

Adding to 1113221302 its reverse (2031223111), we get a palindrome (3144444413).

The spelling of 1113221302 in words is "one billion, one hundred thirteen million, two hundred twenty-one thousand, three hundred two".