110221212102111 has 64 divisors (see below), whose sum is σ = 178485608448000. Its totient is φ = 66669436389600.

The previous prime is 110221212102091. The next prime is 110221212102143. The reversal of 110221212102111 is 111201212122011.

It is a happy number.

110221212102111 is a `hidden beast` number, since 1 + 1 + 0 + 221 + 21 + 210 + 211 + 1 = 666.

It is not a de Polignac number, because 110221212102111 - 2³⁰ = 110220138360287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221212102511) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 575174490 + ... + 575366088.

It is an arithmetic number, because the mean of its divisors is an integer number (2788837632000).

Almost surely, 2^{110221212102111} is an apocalyptic number.

110221212102111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

110221212102111 is a deficient number, since it is larger than the sum of its proper divisors (68264396345889).

110221212102111 is a wasteful number, since it uses less digits than its factorization.

110221212102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195417 (or 195411 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 110221212102111 its reverse (111201212122011), we get a palindrome (221422424224122).

The spelling of 110221212102111 in words is "one hundred ten trillion, two hundred twenty-one billion, two hundred twelve million, one hundred two thousand, one hundred eleven".