110122021012221 has 16 divisors (see below), whose sum is σ = 164976810508800. Its totient is φ = 72589796620704.

The previous prime is 110122021012177. The next prime is 110122021012277. The reversal of 110122021012221 is 122210120221011.

110122021012221 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 220 + 210 + 12 + 221 = 666.

It is not a de Polignac number, because 110122021012221 - 2¹⁷ = 110122020881149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110122021012194 and 110122021012203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110122021012321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22913443501 + ... + 22913448306.

It is an arithmetic number, because the mean of its divisors is an integer number (10311050656800).

Almost surely, 2^{110122021012221} is an apocalyptic number.

It is an amenable number.

110122021012221 is a deficient number, since it is larger than the sum of its proper divisors (54854789496579).

110122021012221 is an equidigital number, since it uses as much as digits as its factorization.

110122021012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45826891905 (or 45826891899 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 110122021012221 its reverse (122210120221011), we get a palindrome (232332141233232).

The spelling of 110122021012221 in words is "one hundred ten trillion, one hundred twenty-two billion, twenty-one million, twelve thousand, two hundred twenty-one".