1222335125 has 32 divisors (see below), whose sum is σ = 1679094144. Its totient is φ = 880992000.

The previous prime is 1222335119. The next prime is 1222335137. The reversal of 1222335125 is 5215332221.

It is a happy number.

It is not a de Polignac number, because 1222335125 - 2⁶ = 1222335061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222335094 and 1222335103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151442 + ... + 159308.

It is an arithmetic number, because the mean of its divisors is an integer number (52471692).

Almost surely, 2^1222335125 is an apocalyptic number.

It is an amenable number.

1222335125 is a deficient number, since it is larger than the sum of its proper divisors (456759019).

1222335125 is a wasteful number, since it uses less digits than its factorization.

1222335125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8006 (or 7996 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 1222335125 is about 34961.9096303391. The cubic root of 1222335125 is about 1069.2110307609.

Adding to 1222335125 its reverse (5215332221), we get a palindrome (6437667346).

The spelling of 1222335125 in words is "one billion, two hundred twenty-two million, three hundred thirty-five thousand, one hundred twenty-five".