2212112100111 has 8 divisors (see below), whose sum is σ = 3122981788464. Its totient is φ = 1387991905920.

The previous prime is 2212112100097. The next prime is 2212112100173. The reversal of 2212112100111 is 1110012112122.

It is a happy number.

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

It is not a de Polignac number, because 2212112100111 - 2⁶ = 2212112100047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212112107111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21687373480 + ... + 21687373581.

It is an arithmetic number, because the mean of its divisors is an integer number (390372723558).

Almost surely, 2^{2212112100111} is an apocalyptic number.

2212112100111 is a deficient number, since it is larger than the sum of its proper divisors (910869688353).

2212112100111 is a wasteful number, since it uses less digits than its factorization.

2212112100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43374747081.

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

Adding to 2212112100111 its reverse (1110012112122), we get a palindrome (3322124212233).

The spelling of 2212112100111 in words is "two trillion, two hundred twelve billion, one hundred twelve million, one hundred thousand, one hundred eleven".