1222332001400 has 24 divisors (see below), whose sum is σ = 2841921903720. Its totient is φ = 488932800480.

The previous prime is 1222332001367. The next prime is 1222332001417. The reversal of 1222332001400 is 41002332221.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3055829804 + ... + 3055830203.

It is an arithmetic number, because the mean of its divisors is an integer number (118413412655).

Almost surely, 2^{1222332001400} is an apocalyptic number.

1222332001400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222332001400 is an abundant number, since it is smaller than the sum of its proper divisors (1619589902320).

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

1222332001400 is a wasteful number, since it uses less digits than its factorization.

1222332001400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111660023 (or 6111660014 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1222332001400 its reverse (41002332221), we get a palindrome (1263334333621).

The spelling of 1222332001400 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-two million, one thousand, four hundred".