1222303112 has 8 divisors (see below), whose sum is σ = 2291818350. Its totient is φ = 611151552.

The previous prime is 1222303109. The next prime is 1222303133. The reversal of 1222303112 is 2113032221.

It can be written as a sum of positive squares in only one way, i.e., 956417476 + 265885636 = 30926^2 + 16306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76393937 + ... + 76393952.

Almost surely, 2^1222303112 is an apocalyptic number.

It is an amenable number.

1222303112 is a deficient number, since it is larger than the sum of its proper divisors (1069515238).

1222303112 is a wasteful number, since it uses less digits than its factorization.

1222303112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152787895 (or 152787891 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1222303112 is about 34961.4518005188. The cubic root of 1222303112 is about 1069.2016964546.

Adding to 1222303112 its reverse (2113032221), we get a palindrome (3335335333).

The spelling of 1222303112 in words is "one billion, two hundred twenty-two million, three hundred three thousand, one hundred twelve".