22200112101222 has 96 divisors (see below), whose sum is σ = 52572375966240. Its totient is φ = 6714571023360.

The previous prime is 22200112101151. The next prime is 22200112101229. The reversal of 22200112101222 is 22210121100222.

It is a happy number.

22200112101222 is a `hidden beast` number, since 2 + 220 + 0 + 11 + 210 + 1 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22200112101195 and 22200112101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200112101229) 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, 506957304 + ... + 507001092.

It is an arithmetic number, because the mean of its divisors is an integer number (547628916315).

Almost surely, 2^{22200112101222} is an apocalyptic number.

22200112101222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22200112101222 is an abundant number, since it is smaller than the sum of its proper divisors (30372263865018).

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

22200112101222 is a wasteful number, since it uses less digits than its factorization.

22200112101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48598 (or 48595 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22200112101222 its reverse (22210121100222), we get a palindrome (44410233201444).

The spelling of 22200112101222 in words is "twenty-two trillion, two hundred billion, one hundred twelve million, one hundred one thousand, two hundred twenty-two".