1222320092 has 18 divisors (see below), whose sum is σ = 2488294872. Its totient is φ = 523851384.

The previous prime is 1222320083. The next prime is 1222320157. The reversal of 1222320092 is 2900232221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3117968 + ... + 3118359.

It is an arithmetic number, because the mean of its divisors is an integer number (138238604).

Almost surely, 2^1222320092 is an apocalyptic number.

It is an amenable number.

1222320092 is an abundant number, since it is smaller than the sum of its proper divisors (1265974780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222320092 is a wasteful number, since it uses less digits than its factorization.

1222320092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6236345 (or 6236336 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1222320092 is about 34961.6946385612. The cubic root of 1222320092 is about 1069.2066474798.

The spelling of 1222320092 in words is "one billion, two hundred twenty-two million, three hundred twenty thousand, ninety-two".