11142026213 has 2 divisors, whose sum is σ = 11142026214. Its totient is φ = 11142026212.

The previous prime is 11142026209. The next prime is 11142026251. The reversal of 11142026213 is 31262024111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5839710724 + 5302315489 = 76418^2 + 72817^2 .

It is an emirp because it is prime and its reverse (31262024111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11142026213 - 2² = 11142026209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11142026713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571013106 + 5571013107.

It is an arithmetic number, because the mean of its divisors is an integer number (5571013107).

Almost surely, 2^11142026213 is an apocalyptic number.

It is an amenable number.

11142026213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142026213 is an equidigital number, since it uses as much as digits as its factorization.

11142026213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 11142026213 in words is "eleven billion, one hundred forty-two million, twenty-six thousand, two hundred thirteen".