22202222322000 has 480 divisors, whose sum is σ = 86886798246144. Its totient is φ = 4854148992000.

The previous prime is 22202222321999. The next prime is 22202222322043. The reversal of 22202222322000 is 22322220222.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5120310 + ... + 8403690.

Almost surely, 2^{22202222322000} is an apocalyptic number.

22202222322000 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 22202222322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43443399123072).

22202222322000 is an abundant number, since it is smaller than the sum of its proper divisors (64684575924144).

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

22202222322000 is a wasteful number, since it uses less digits than its factorization.

22202222322000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3283444 (or 3283421 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22202222322000 its reverse (22322220222), we get a palindrome (22224544542222).

The spelling of 22202222322000 in words is "twenty-two trillion, two hundred two billion, two hundred twenty-two million, three hundred twenty-two thousand".