22201211122222 has 8 divisors (see below), whose sum is σ = 36329254563672. Its totient is φ = 10091459601000.

The previous prime is 22201211122213. The next prime is 22201211122247. The reversal of 22201211122222 is 22222111210222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1009145960101 = 22201211122222 / (2 + 2 + 2 + 0 + 1 + 2 + 1 + 1 + 1 + 2 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22201211122193 and 22201211122202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504572980029 + ... + 504572980072.

It is an arithmetic number, because the mean of its divisors is an integer number (4541156820459).

Almost surely, 2^{22201211122222} is an apocalyptic number.

22201211122222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22201211122222 is a deficient number, since it is larger than the sum of its proper divisors (14128043441450).

22201211122222 is a wasteful number, since it uses less digits than its factorization.

22201211122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009145960114.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22201211122222 its reverse (22222111210222), we get a palindrome (44423322332444).

The spelling of 22201211122222 in words is "twenty-two trillion, two hundred one billion, two hundred eleven million, one hundred twenty-two thousand, two hundred twenty-two".