1013225722 has 16 divisors (see below), whose sum is σ = 1588464360. Its totient is φ = 484098048.

The previous prime is 1013225713. The next prime is 1013225753. The reversal of 1013225722 is 2275223101.

It can be written as a sum of positive squares in 4 ways, for example, as 700607961 + 312617761 = 26469^2 + 17681^2 .

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, 84423 + ... + 95674.

Almost surely, 2^1013225722 is an apocalyptic number.

1013225722 is a deficient number, since it is larger than the sum of its proper divisors (575238638).

1013225722 is a wasteful number, since it uses less digits than its factorization.

1013225722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180225.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 1013225722 is about 31831.2067317593. The cubic root of 1013225722 is about 1004.3892800332.

Adding to 1013225722 its reverse (2275223101), we get a palindrome (3288448823).

The spelling of 1013225722 in words is "one billion, thirteen million, two hundred twenty-five thousand, seven hundred twenty-two".