1200003022224 has 60 divisors (see below), whose sum is σ = 3555891315756. Its totient is φ = 376471535616.

The previous prime is 1200003022201. The next prime is 1200003022261. The reversal of 1200003022224 is 4222203000021.

It can be written as a sum of positive squares in 2 ways, for example, as 1119194726400 + 80808295824 = 1057920^2 + 284268^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1200003022197 and 1200003022206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245096209 + ... + 245101104.

Almost surely, 2^{1200003022224} is an apocalyptic number.

It is an amenable number.

1200003022224 is an abundant number, since it is smaller than the sum of its proper divisors (2355888293532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200003022224 is a wasteful number, since it uses less digits than its factorization.

1200003022224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490197344 (or 490197335 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 1200003022224 its reverse (4222203000021), we get a palindrome (5422206022245).

The spelling of 1200003022224 in words is "one trillion, two hundred billion, three million, twenty-two thousand, two hundred twenty-four".