22011210022222 has 8 divisors (see below), whose sum is σ = 33016896714672. Its totient is φ = 11005577784000.

The previous prime is 22011210022157. The next prime is 22011210022303. The reversal of 22011210022222 is 22222001211022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22011210022222.

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, 12587554 + ... + 14229157.

It is an arithmetic number, because the mean of its divisors is an integer number (4127112089334).

Almost surely, 2^{22011210022222} is an apocalyptic number.

22011210022222 is a deficient number, since it is larger than the sum of its proper divisors (11005686692450).

22011210022222 is a wasteful number, since it uses less digits than its factorization.

22011210022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27227114.

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

Adding to 22011210022222 its reverse (22222001211022), we get a palindrome (44233211233244).

The spelling of 22011210022222 in words is "twenty-two trillion, eleven billion, two hundred ten million, twenty-two thousand, two hundred twenty-two".