12220476304 has 20 divisors (see below), whose sum is σ = 23886708876. Its totient is φ = 6056164352.

The previous prime is 12220476271. The next prime is 12220476319. The reversal of 12220476304 is 40367402221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 371718400 + 11848757904 = 19280^2 + 108852^2 .

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, 3377749 + ... + 3381364.

Almost surely, 2^12220476304 is an apocalyptic number.

It is an amenable number.

12220476304 is a deficient number, since it is larger than the sum of its proper divisors (11666232572).

12220476304 is a wasteful number, since it uses less digits than its factorization.

12220476304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6759234 (or 6759228 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 12220476304 its reverse (40367402221), we get a palindrome (52587878525).

The spelling of 12220476304 in words is "twelve billion, two hundred twenty million, four hundred seventy-six thousand, three hundred four".