1110130211221 has 4 divisors (see below), whose sum is σ = 1120505260032. Its totient is φ = 1099755162412.

The previous prime is 1110130211209. The next prime is 1110130211293. The reversal of 1110130211221 is 1221120310111.

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 not a de Polignac number, because 1110130211221 - 2¹¹ = 1110130209173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1110130211195 and 1110130211204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110130217221) 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, 5187524245 + ... + 5187524458.

It is an arithmetic number, because the mean of its divisors is an integer number (280126315008).

Almost surely, 2^{1110130211221} is an apocalyptic number.

It is an amenable number.

1110130211221 is a deficient number, since it is larger than the sum of its proper divisors (10375048811).

1110130211221 is a wasteful number, since it uses less digits than its factorization.

1110130211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10375048810.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1110130211221 its reverse (1221120310111), we get a palindrome (2331250521332).

The spelling of 1110130211221 in words is "one trillion, one hundred ten billion, one hundred thirty million, two hundred eleven thousand, two hundred twenty-one".