1220244261224 has 32 divisors (see below), whose sum is σ = 2361960656640. Its totient is φ = 590391379200.

The previous prime is 1220244261217. The next prime is 1220244261241. The reversal of 1220244261224 is 4221624420221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2856464 + ... + 3255744.

It is an arithmetic number, because the mean of its divisors is an integer number (73811270520).

Almost surely, 2^{1220244261224} is an apocalyptic number.

It is an amenable number.

1220244261224 is a deficient number, since it is larger than the sum of its proper divisors (1141716395416).

1220244261224 is a wasteful number, since it uses less digits than its factorization.

1220244261224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411641 (or 411637 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 1220244261224 its reverse (4221624420221), we get a palindrome (5441868681445).

The spelling of 1220244261224 in words is "one trillion, two hundred twenty billion, two hundred forty-four million, two hundred sixty-one thousand, two hundred twenty-four".