22222000022000 has 80 divisors (see below), whose sum is σ = 56069004693312. Its totient is φ = 8502330425600.

The previous prime is 22222000021979. The next prime is 22222000022083. The reversal of 22222000022000 is 22000022222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241497479 + ... + 241589478.

Almost surely, 2^{22222000022000} is an apocalyptic number.

22222000022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22222000022000 is an abundant number, since it is smaller than the sum of its proper divisors (33847004671312).

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

22222000022000 is a wasteful number, since it uses less digits than its factorization.

22222000022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483087003 (or 483086987 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22222000022000 its reverse (22000022222), we get a palindrome (22244000044222).

The spelling of 22222000022000 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-two thousand".