1222502722 has 16 divisors (see below), whose sum is σ = 2122248960. Its totient is φ = 517297248.

The previous prime is 1222502719. The next prime is 1222502741. The reversal of 1222502722 is 2272052221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551563 + ... + 553774.

It is an arithmetic number, because the mean of its divisors is an integer number (132640560).

Almost surely, 2^1222502722 is an apocalyptic number.

1222502722 is a deficient number, since it is larger than the sum of its proper divisors (899746238).

1222502722 is a wasteful number, since it uses less digits than its factorization.

1222502722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105425.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 1222502722 is about 34964.3063995269. The cubic root of 1222502722 is about 1069.2598958029.

Adding to 1222502722 its reverse (2272052221), we get a palindrome (3494554943).

The spelling of 1222502722 in words is "one billion, two hundred twenty-two million, five hundred two thousand, seven hundred twenty-two".