1220323322 has 32 divisors (see below), whose sum is σ = 1902528000. Its totient is φ = 586700928.

The previous prime is 1220323319. The next prime is 1220323399. The reversal of 1220323322 is 2233230221.

It is a junction number, because it is equal to n+sod(n) for n = 1220323294 and 1220323303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1664468 + ... + 1665200.

It is an arithmetic number, because the mean of its divisors is an integer number (59454000).

Almost surely, 2^1220323322 is an apocalyptic number.

1220323322 is a deficient number, since it is larger than the sum of its proper divisors (682204678).

1220323322 is a wasteful number, since it uses less digits than its factorization.

1220323322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1220323322 is about 34933.1264275043. The cubic root of 1220323322 is about 1068.6241150272.

Adding to 1220323322 its reverse (2233230221), we get a palindrome (3453553543).

The spelling of 1220323322 in words is "one billion, two hundred twenty million, three hundred twenty-three thousand, three hundred twenty-two".