22002232200 has 192 divisors, whose sum is σ = 75017698560. Its totient is φ = 5300613120.

The previous prime is 22002232177. The next prime is 22002232207. The reversal of 22002232200 is 223220022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22002232200.

It is not an unprimeable number, because it can be changed into a prime (22002232207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 336592 + ... + 396608.

It is an arithmetic number, because the mean of its divisors is an integer number (390717180).

Almost surely, 2^22002232200 is an apocalyptic number.

22002232200 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 22002232200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37508849280).

22002232200 is an abundant number, since it is smaller than the sum of its proper divisors (53015466360).

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

22002232200 is a wasteful number, since it uses less digits than its factorization.

22002232200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60096 (or 60087 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 22002232200 its reverse (223220022), we get a palindrome (22225452222).

The spelling of 22002232200 in words is "twenty-two billion, two million, two hundred thirty-two thousand, two hundred".