110221112000121 has 32 divisors (see below), whose sum is σ = 152616650938752. Its totient is φ = 70702569584640.

The previous prime is 110221112000117. The next prime is 110221112000159. The reversal of 110221112000121 is 121000211122011.

It is a happy number.

It is not a de Polignac number, because 110221112000121 - 2² = 110221112000117 is a prime.

It is a super-3 number, since 3×110221112000121³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110221112000121.

It is not an unprimeable number, because it can be changed into a prime (110221112000221) 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, 165986661 + ... + 166649373.

It is an arithmetic number, because the mean of its divisors is an integer number (4769270341836).

Almost surely, 2^{110221112000121} is an apocalyptic number.

It is an amenable number.

110221112000121 is a deficient number, since it is larger than the sum of its proper divisors (42395538938631).

110221112000121 is a wasteful number, since it uses less digits than its factorization.

110221112000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681353.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110221112000121 its reverse (121000211122011), we get a palindrome (231221323122132).

The spelling of 110221112000121 in words is "one hundred ten trillion, two hundred twenty-one billion, one hundred twelve million, one hundred twenty-one", and thus it is an aban number.