22212210210000 has 800 divisors, whose sum is σ = 77400030461952. Its totient is φ = 5471262720000.

The previous prime is 22212210209999. The next prime is 22212210210007. The reversal of 22212210210000 is 1201221222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212210210007) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 14395469229 + ... + 14395470771.

Almost surely, 2^{22212210210000} is an apocalyptic number.

22212210210000 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 22212210210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38700015230976).

22212210210000 is an abundant number, since it is smaller than the sum of its proper divisors (55187820251952).

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

22212210210000 is a wasteful number, since it uses less digits than its factorization.

22212210210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301 (or 2280 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22212210210000 its reverse (1201221222), we get a palindrome (22213411431222).

The spelling of 22212210210000 in words is "twenty-two trillion, two hundred twelve billion, two hundred ten million, two hundred ten thousand".