1022244304400 has 120 divisors (see below), whose sum is σ = 2771596267200. Its totient is φ = 358907046400.

The previous prime is 1022244304381. The next prime is 1022244304439. The reversal of 1022244304400 is 44034422201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022244304400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3878060 + ... + 4133259.

It is an arithmetic number, because the mean of its divisors is an integer number (23096635560).

Almost surely, 2^{1022244304400} is an apocalyptic number.

1022244304400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022244304400 is an abundant number, since it is smaller than the sum of its proper divisors (1749351962800).

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

1022244304400 is a wasteful number, since it uses less digits than its factorization.

1022244304400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011377 (or 8011366 counting only the distinct ones).

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

Adding to 1022244304400 its reverse (44034422201), we get a palindrome (1066278726601).

The spelling of 1022244304400 in words is "one trillion, twenty-two billion, two hundred forty-four million, three hundred four thousand, four hundred".