12220360324 has 6 divisors (see below), whose sum is σ = 21385630574. Its totient is φ = 6110180160.

The previous prime is 12220360307. The next prime is 12220360357. The reversal of 12220360324 is 42306302221.

It can be written as a sum of positive squares in only one way, i.e., 7096377600 + 5123982724 = 84240^2 + 71582^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1527545037 + ... + 1527545044.

Almost surely, 2^12220360324 is an apocalyptic number.

It is an amenable number.

12220360324 is a deficient number, since it is larger than the sum of its proper divisors (9165270250).

12220360324 is a wasteful number, since it uses less digits than its factorization.

12220360324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055090085 (or 3055090083 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12220360324 its reverse (42306302221), we get a palindrome (54526662545).

The spelling of 12220360324 in words is "twelve billion, two hundred twenty million, three hundred sixty thousand, three hundred twenty-four".