1200403440224 has 48 divisors (see below), whose sum is σ = 2533986504000. Its totient is φ = 557745137664.

The previous prime is 1200403440163. The next prime is 1200403440281. The reversal of 1200403440224 is 4220443040021.

It is a happy number.

It is a super-2 number, since 2×1200403440224² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200403440193 and 1200403440202.

It is a congruent number.

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, 13922999 + ... + 14008950.

It is an arithmetic number, because the mean of its divisors is an integer number (52791385500).

Almost surely, 2^{1200403440224} is an apocalyptic number.

It is an amenable number.

1200403440224 is an abundant number, since it is smaller than the sum of its proper divisors (1333583063776).

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

1200403440224 is a wasteful number, since it uses less digits than its factorization.

1200403440224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27932055 (or 27932047 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 1200403440224 its reverse (4220443040021), we get a palindrome (5420846480245).

The spelling of 1200403440224 in words is "one trillion, two hundred billion, four hundred three million, four hundred forty thousand, two hundred twenty-four".