22212223000000 has 392 divisors, whose sum is σ = 60702881430672. Its totient is φ = 7996800000000.

The previous prime is 22212222999971. The next prime is 22212223000043. The reversal of 22212223000000 is 32221222.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1110990004 + ... + 1111009996.

Almost surely, 2^{22212223000000} is an apocalyptic number.

22212223000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22212223000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30351440715336).

22212223000000 is an abundant number, since it is smaller than the sum of its proper divisors (38490658430672).

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

22212223000000 is an equidigital number, since it uses as much as digits as its factorization.

22212223000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20147 (or 20112 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22212223000000 its reverse (32221222), we get a palindrome (22212255221222).

The spelling of 22212223000000 in words is "twenty-two trillion, two hundred twelve billion, two hundred twenty-three million", and thus it is an aban number.