11441400213 has 4 divisors (see below), whose sum is σ = 15255200288. Its totient is φ = 7627600140.

The previous prime is 11441400199. The next prime is 11441400233. The reversal of 11441400213 is 31200414411.

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 not a de Polignac number, because 11441400213 - 2⁶ = 11441400149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11441400213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11441400233) 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, 1906900033 + ... + 1906900038.

It is an arithmetic number, because the mean of its divisors is an integer number (3813800072).

Almost surely, 2^11441400213 is an apocalyptic number.

It is an amenable number.

11441400213 is a deficient number, since it is larger than the sum of its proper divisors (3813800075).

11441400213 is an equidigital number, since it uses as much as digits as its factorization.

11441400213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813800074.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11441400213 its reverse (31200414411), we get a palindrome (42641814624).

The spelling of 11441400213 in words is "eleven billion, four hundred forty-one million, four hundred thousand, two hundred thirteen".