22221210221122 has 8 divisors (see below), whose sum is σ = 36361980361872. Its totient is φ = 10100550100500.

The previous prime is 22221210221039. The next prime is 22221210221167. The reversal of 22221210221122 is 22112201212222.

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: 1010055010051 = 22221210221122 / (2 + 2 + 2 + 2 + 1 + 2 + 1 + 0 + 2 + 2 + 1 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 22221210221093 and 22221210221102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505027505004 + ... + 505027505047.

It is an arithmetic number, because the mean of its divisors is an integer number (4545247545234).

Almost surely, 2^{22221210221122} is an apocalyptic number.

22221210221122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22221210221122 is a deficient number, since it is larger than the sum of its proper divisors (14140770140750).

22221210221122 is a wasteful number, since it uses less digits than its factorization.

22221210221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010055010064.

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

Adding to 22221210221122 its reverse (22112201212222), we get a palindrome (44333411433344).

The spelling of 22221210221122 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred ten million, two hundred twenty-one thousand, one hundred twenty-two".