2211441121 has 8 divisors (see below), whose sum is σ = 2220107904. Its totient is φ = 2202786960.

The previous prime is 2211441019. The next prime is 2211441131. The reversal of 2211441121 is 1211441122.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2211441121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211441131) 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, 489951 + ... + 494443.

It is an arithmetic number, because the mean of its divisors is an integer number (277513488).

Almost surely, 2^2211441121 is an apocalyptic number.

It is an amenable number.

2211441121 is a deficient number, since it is larger than the sum of its proper divisors (8666783).

2211441121 is a wasteful number, since it uses less digits than its factorization.

2211441121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6311.

The product of its digits is 128, while the sum is 19.

The square root of 2211441121 is about 47025.9622017455. The cubic root of 2211441121 is about 1302.8421291950.

Adding to 2211441121 its reverse (1211441122), we get a palindrome (3422882243).

Subtracting from 2211441121 its reverse (1211441122), we obtain a palindrome (999999999).

The spelling of 2211441121 in words is "two billion, two hundred eleven million, four hundred forty-one thousand, one hundred twenty-one".