22212222122110 has 16 divisors (see below), whose sum is σ = 39982154533632. Its totient is φ = 8884854468000.

The previous prime is 22212222122087. The next prime is 22212222122119. The reversal of 22212222122110 is 1122122221222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212222122119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1497246 + ... + 6831265.

It is an arithmetic number, because the mean of its divisors is an integer number (2498884658352).

Almost surely, 2^{22212222122110} is an apocalyptic number.

22212222122110 is a deficient number, since it is larger than the sum of its proper divisors (17769932411522).

22212222122110 is a wasteful number, since it uses less digits than its factorization.

22212222122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8595219.

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

Adding to 22212222122110 its reverse (1122122221222), we get a palindrome (23334344343332).

The spelling of 22212222122110 in words is "twenty-two trillion, two hundred twelve billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred ten".