1212002240224 has 24 divisors (see below), whose sum is σ = 2425246289928. Its totient is φ = 596066674560.

The previous prime is 1212002240161. The next prime is 1212002240233. The reversal of 1212002240224 is 4220422002121.

It is a junction number, because it is equal to n+sod(n) for n = 1212002240195 and 1212002240204.

It is a congruent number.

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, 310449442 + ... + 310453345.

It is an arithmetic number, because the mean of its divisors is an integer number (101051928747).

Almost surely, 2^{1212002240224} is an apocalyptic number.

It is an amenable number.

1212002240224 is an abundant number, since it is smaller than the sum of its proper divisors (1213244049704).

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

1212002240224 is an equidigital number, since it uses as much as digits as its factorization.

1212002240224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620902858 (or 620902850 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 1212002240224 its reverse (4220422002121), we get a palindrome (5432424242345).

The spelling of 1212002240224 in words is "one trillion, two hundred twelve billion, two million, two hundred forty thousand, two hundred twenty-four".