1223116352 has 28 divisors (see below), whose sum is σ = 2432127216. Its totient is φ = 610296960.

The previous prime is 1223116319. The next prime is 1223116417. The reversal of 1223116352 is 2536113221.

It is a happy number.

It is a super-2 number, since 2×1223116352² = 2992027221059575808, which contains 22 as substring.

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, 11963 + ... + 50885.

Almost surely, 2^1223116352 is an apocalyptic number.

It is an amenable number.

1223116352 is a deficient number, since it is larger than the sum of its proper divisors (1209010864).

1223116352 is an equidigital number, since it uses as much as digits as its factorization.

1223116352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39426 (or 39416 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 1223116352 is about 34973.0803904946. The cubic root of 1223116352 is about 1069.4387693515.

Adding to 1223116352 its reverse (2536113221), we get a palindrome (3759229573).

The spelling of 1223116352 in words is "one billion, two hundred twenty-three million, one hundred sixteen thousand, three hundred fifty-two".