1222431022 has 8 divisors (see below), whose sum is σ = 1836772056. Its totient is φ = 610173672.

The previous prime is 1222430983. The next prime is 1222431043. The reversal of 1222431022 is 2201342221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519453 + ... + 521800.

It is an arithmetic number, because the mean of its divisors is an integer number (229596507).

Almost surely, 2^1222431022 is an apocalyptic number.

1222431022 is a deficient number, since it is larger than the sum of its proper divisors (614341034).

1222431022 is a wasteful number, since it uses less digits than its factorization.

1222431022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041842.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1222431022 is about 34963.2810531277. The cubic root of 1222431022 is about 1069.2389913005.

Adding to 1222431022 its reverse (2201342221), we get a palindrome (3423773243).

The spelling of 1222431022 in words is "one billion, two hundred twenty-two million, four hundred thirty-one thousand, twenty-two".