110130221100021 has 4 divisors (see below), whose sum is σ = 146840294800032. Its totient is φ = 73420147400012.

The previous prime is 110130221099971. The next prime is 110130221100143. The reversal of 110130221100021 is 120001122031011.

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 110130221100021 - 2¹⁴ = 110130221083637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110130228100021) 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, 18355036850001 + ... + 18355036850006.

It is an arithmetic number, because the mean of its divisors is an integer number (36710073700008).

Almost surely, 2^{110130221100021} is an apocalyptic number.

It is an amenable number.

110130221100021 is a deficient number, since it is larger than the sum of its proper divisors (36710073700011).

110130221100021 is an equidigital number, since it uses as much as digits as its factorization.

110130221100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36710073700010.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 110130221100021 its reverse (120001122031011), we get a palindrome (230131343131032).

The spelling of 110130221100021 in words is "one hundred ten trillion, one hundred thirty billion, two hundred twenty-one million, one hundred thousand, twenty-one".