22122110100111 has 16 divisors (see below), whose sum is σ = 33710185730304. Its totient is φ = 12641091894144.

The previous prime is 22122110100107. The next prime is 22122110100113. The reversal of 22122110100111 is 11100101122122.

It is a happy number.

It is not a de Polignac number, because 22122110100111 - 2² = 22122110100107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122110100113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2329645 + ... + 7047798.

It is an arithmetic number, because the mean of its divisors is an integer number (2106886608144).

Almost surely, 2^{22122110100111} is an apocalyptic number.

22122110100111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22122110100111 is a deficient number, since it is larger than the sum of its proper divisors (11588075630193).

22122110100111 is a wasteful number, since it uses less digits than its factorization.

22122110100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9489790.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22122110100111 its reverse (11100101122122), we get a palindrome (33222211222233).

The spelling of 22122110100111 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, one hundred thousand, one hundred eleven".