2212102120111 has 4 divisors (see below), whose sum is σ = 2382263821672. Its totient is φ = 2041940418552.

The previous prime is 2212102120099. The next prime is 2212102120121. The reversal of 2212102120111 is 1110212012122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2212102120111 - 2¹¹ = 2212102118063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212102120121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85080850761 + ... + 85080850786.

It is an arithmetic number, because the mean of its divisors is an integer number (595565955418).

Almost surely, 2^{2212102120111} is an apocalyptic number.

2212102120111 is a deficient number, since it is larger than the sum of its proper divisors (170161701561).

2212102120111 is a wasteful number, since it uses less digits than its factorization.

2212102120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170161701560.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2212102120111 its reverse (1110212012122), we get a palindrome (3322314132233).

The spelling of 2212102120111 in words is "two trillion, two hundred twelve billion, one hundred two million, one hundred twenty thousand, one hundred eleven".