110210022002221 has 4 divisors (see below), whose sum is σ = 110210162879232. Its totient is φ = 110209881125212.

The previous prime is 110210022002177. The next prime is 110210022002237. The reversal of 110210022002221 is 122200220012011.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-110210022002221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110210022002195 and 110210022002204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110210022008221) 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, 69258445 + ... + 70831858.

It is an arithmetic number, because the mean of its divisors is an integer number (27552540719808).

Almost surely, 2^{110210022002221} is an apocalyptic number.

It is an amenable number.

110210022002221 is a deficient number, since it is larger than the sum of its proper divisors (140877011).

110210022002221 is an equidigital number, since it uses as much as digits as its factorization.

110210022002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140877010.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 110210022002221 its reverse (122200220012011), we get a palindrome (232410242014232).

The spelling of 110210022002221 in words is "one hundred ten trillion, two hundred ten billion, twenty-two million, two thousand, two hundred twenty-one".