2211121113 has 8 divisors (see below), whose sum is σ = 2948750400. Its totient is φ = 1473786288.

The previous prime is 2211121109. The next prime is 2211121127. The reversal of 2211121113 is 3111211122.

2211121113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2211121113 - 2² = 2211121109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2211121092 and 2211121101.

It is not an unprimeable number, because it can be changed into a prime (2211121313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55453 + ... + 86586.

It is an arithmetic number, because the mean of its divisors is an integer number (368593800).

Almost surely, 2^2211121113 is an apocalyptic number.

It is an amenable number.

2211121113 is a deficient number, since it is larger than the sum of its proper divisors (737629287).

2211121113 is a wasteful number, since it uses less digits than its factorization.

2211121113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147231.

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

The square root of 2211121113 is about 47022.5596176984. The cubic root of 2211121113 is about 1302.7792832960.

Adding to 2211121113 its reverse (3111211122), we get a palindrome (5322332235).

Subtracting 2211121113 from its reverse (3111211122), we obtain a palindrome (900090009).

The spelling of 2211121113 in words is "two billion, two hundred eleven million, one hundred twenty-one thousand, one hundred thirteen".