110000012112221 has 32 divisors (see below), whose sum is σ = 141569617059840. Its totient is φ = 82947688286400.

The previous prime is 110000012112163. The next prime is 110000012112241. The reversal of 110000012112221 is 122211210000011.

It is a de Polignac number, because none of the positive numbers 2^k-110000012112221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110000012112196 and 110000012112205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110000012112241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128804195 + ... + 129655391.

It is an arithmetic number, because the mean of its divisors is an integer number (4424050533120).

Almost surely, 2^{110000012112221} is an apocalyptic number.

110000012112221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110000012112221 is a deficient number, since it is larger than the sum of its proper divisors (31569604947619).

110000012112221 is a wasteful number, since it uses less digits than its factorization.

110000012112221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905385.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110000012112221 its reverse (122211210000011), we get a palindrome (232211222112232).

The spelling of 110000012112221 in words is "one hundred ten trillion, twelve million, one hundred twelve thousand, two hundred twenty-one".