22222002122200 has 48 divisors (see below), whose sum is σ = 51692027748480. Its totient is φ = 8884349612160.

The previous prime is 22222002122147. The next prime is 22222002122207. The reversal of 22222002122200 is 222120022222.

It is a super-2 number, since 2×22222002122200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222002122207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27419832 + ... + 28218631.

It is an arithmetic number, because the mean of its divisors is an integer number (1076917244760).

Almost surely, 2^{22222002122200} is an apocalyptic number.

22222002122200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22222002122200 is an abundant number, since it is smaller than the sum of its proper divisors (29470025626280).

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

22222002122200 is a wasteful number, since it uses less digits than its factorization.

22222002122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55640476 (or 55640467 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22222002122200 its reverse (222120022222), we get a palindrome (22444122144422).

The spelling of 22222002122200 in words is "twenty-two trillion, two hundred twenty-two billion, two million, one hundred twenty-two thousand, two hundred".