22200112120222 has 4 divisors (see below), whose sum is σ = 33300168180336. Its totient is φ = 11100056060110.

The previous prime is 22200112120217. The next prime is 22200112120283. The reversal of 22200112120222 is 22202121100222.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22200112120222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550028030054 + ... + 5550028030057.

It is an arithmetic number, because the mean of its divisors is an integer number (8325042045084).

Almost surely, 2^{22200112120222} is an apocalyptic number.

22200112120222 is a deficient number, since it is larger than the sum of its proper divisors (11100056060114).

22200112120222 is a wasteful number, since it uses less digits than its factorization.

22200112120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100056060113.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22200112120222 its reverse (22202121100222), we get a palindrome (44402233220444).

The spelling of 22200112120222 in words is "twenty-two trillion, two hundred billion, one hundred twelve million, one hundred twenty thousand, two hundred twenty-two".