22222002544000 has 192 divisors, whose sum is σ = 64269775084320. Its totient is φ = 7618972032000.

The previous prime is 22222002543967. The next prime is 22222002544039. The reversal of 22222002544000 is 44520022222.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 13388196 + ... + 14956195.

Almost surely, 2^{22222002544000} is an apocalyptic number.

22222002544000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22222002544000 is an abundant number, since it is smaller than the sum of its proper divisors (42047772540320).

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

22222002544000 is an equidigital number, since it uses as much as digits as its factorization.

22222002544000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28344434 (or 28344405 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 22222002544000 its reverse (44520022222), we get a palindrome (22266522566222).

The spelling of 22222002544000 in words is "twenty-two trillion, two hundred twenty-two billion, two million, five hundred forty-four thousand".