110012002221 has 24 divisors (see below), whose sum is σ = 161558343072. Its totient is φ = 66538040800.

The previous prime is 110012002207. The next prime is 110012002327. The reversal of 110012002221 is 122200210011.

It is not a de Polignac number, because 110012002221 - 2⁶ = 110012002157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110012002197 and 110012002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110012002021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130386 + ... + 486851.

It is an arithmetic number, because the mean of its divisors is an integer number (6731597628).

Almost surely, 2^110012002221 is an apocalyptic number.

110012002221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110012002221 is a deficient number, since it is larger than the sum of its proper divisors (51546340851).

110012002221 is a wasteful number, since it uses less digits than its factorization.

110012002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617753 (or 617742 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110012002221 its reverse (122200210011), we get a palindrome (232212212232).

The spelling of 110012002221 in words is "one hundred ten billion, twelve million, two thousand, two hundred twenty-one".