1222323113 has 4 divisors (see below), whose sum is σ = 1333443408. Its totient is φ = 1111202820.

The previous prime is 1222323101. The next prime is 1222323121. The reversal of 1222323113 is 3113232221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1222323113 - 2³⁰ = 148581289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222323013) 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, 55560131 + ... + 55560152.

It is an arithmetic number, because the mean of its divisors is an integer number (333360852).

Almost surely, 2^1222323113 is an apocalyptic number.

It is an amenable number.

1222323113 is a deficient number, since it is larger than the sum of its proper divisors (111120295).

1222323113 is a wasteful number, since it uses less digits than its factorization.

1222323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111120294.

The product of its digits is 432, while the sum is 20.

The square root of 1222323113 is about 34961.7378429620. The cubic root of 1222323113 is about 1069.2075283376.

Adding to 1222323113 its reverse (3113232221), we get a palindrome (4335555334).

The spelling of 1222323113 in words is "one billion, two hundred twenty-two million, three hundred twenty-three thousand, one hundred thirteen".