11442100213 has 2 divisors, whose sum is σ = 11442100214. Its totient is φ = 11442100212.

The previous prime is 11442100157. The next prime is 11442100253. The reversal of 11442100213 is 31200124411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9390191409 + 2051908804 = 96903^2 + 45298^2 .

It is a cyclic number.

It is not a de Polignac number, because 11442100213 - 2⁹ = 11442099701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11442100253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721050106 + 5721050107.

It is an arithmetic number, because the mean of its divisors is an integer number (5721050107).

Almost surely, 2^11442100213 is an apocalyptic number.

It is an amenable number.

11442100213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11442100213 is an equidigital number, since it uses as much as digits as its factorization.

11442100213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11442100213 its reverse (31200124411), we get a palindrome (42642224624).

The spelling of 11442100213 in words is "eleven billion, four hundred forty-two million, one hundred thousand, two hundred thirteen".