22222222222000 has 80 divisors (see below), whose sum is σ = 53735920056000. Its totient is φ = 8888460979200.

The previous prime is 22222222221851. The next prime is 22222222222019. The reversal of 22222222222000 is 22222222222.

It is a happy number.

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

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

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, 43041381 + ... + 43554619.

It is an arithmetic number, because the mean of its divisors is an integer number (671699000700).

Almost surely, 2^{22222222222000} is an apocalyptic number.

22222222222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22222222222000 is an abundant number, since it is smaller than the sum of its proper divisors (31513697834000).

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

22222222222000 is a wasteful number, since it uses less digits than its factorization.

22222222222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534911 (or 534895 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22222222222000 its reverse (22222222222), we get a palindrome (22244444444222).

22222222222000 divided by its reverse (22222222222) gives a cube (1000 = 10³).

It can be divided in two parts, 222 and 22222222000, that added together give a palindrome (22222222222).

The spelling of 22222222222000 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand".