11411130221 has 4 divisors (see below), whose sum is σ = 11804617500. Its totient is φ = 11017642944.

The previous prime is 11411130173. The next prime is 11411130229. The reversal of 11411130221 is 12203111411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2269093225 + 9142036996 = 47635^2 + 95614^2 .

It is a cyclic number.

It is not a de Polignac number, because 11411130221 - 2¹⁴ = 11411113837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11411130221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11411130229) 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, 196743596 + ... + 196743653.

It is an arithmetic number, because the mean of its divisors is an integer number (2951154375).

Almost surely, 2^11411130221 is an apocalyptic number.

It is an amenable number.

11411130221 is a deficient number, since it is larger than the sum of its proper divisors (393487279).

11411130221 is an equidigital number, since it uses as much as digits as its factorization.

11411130221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393487278.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11411130221 its reverse (12203111411), we get a palindrome (23614241632).

The spelling of 11411130221 in words is "eleven billion, four hundred eleven million, one hundred thirty thousand, two hundred twenty-one".