110112200221121 has 4 divisors (see below), whose sum is σ = 125842514538432. Its totient is φ = 94381885903812.

The previous prime is 110112200221081. The next prime is 110112200221123. The reversal of 110112200221121 is 121122002211011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110112200221121 - 2³⁸ = 109837322314177 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 110112200221121.

It is not an unprimeable number, because it can be changed into a prime (110112200221123) 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, 7865157158645 + ... + 7865157158658.

It is an arithmetic number, because the mean of its divisors is an integer number (31460628634608).

Almost surely, 2^{110112200221121} is an apocalyptic number.

It is an amenable number.

110112200221121 is a deficient number, since it is larger than the sum of its proper divisors (15730314317311).

110112200221121 is an equidigital number, since it uses as much as digits as its factorization.

110112200221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15730314317310.

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

Adding to 110112200221121 its reverse (121122002211011), we get a palindrome (231234202432132).

The spelling of 110112200221121 in words is "one hundred ten trillion, one hundred twelve billion, two hundred million, two hundred twenty-one thousand, one hundred twenty-one".