110221010222111 has 4 divisors (see below), whose sum is σ = 112089162937800. Its totient is φ = 108352857506424.

The previous prime is 110221010222083. The next prime is 110221010222123. The reversal of 110221010222111 is 111222010122011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110221010222111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110221010222111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221010222171) 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, 934076357756 + ... + 934076357873.

It is an arithmetic number, because the mean of its divisors is an integer number (28022290734450).

Almost surely, 2^{110221010222111} is an apocalyptic number.

110221010222111 is a deficient number, since it is larger than the sum of its proper divisors (1868152715689).

110221010222111 is an equidigital number, since it uses as much as digits as its factorization.

110221010222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868152715688.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 110221010222111 its reverse (111222010122011), we get a palindrome (221443020344122).

The spelling of 110221010222111 in words is "one hundred ten trillion, two hundred twenty-one billion, ten million, two hundred twenty-two thousand, one hundred eleven".