11253142213 has 4 divisors (see below), whose sum is σ = 11341749760. Its totient is φ = 11164534668.

The previous prime is 11253142189. The next prime is 11253142237. The reversal of 11253142213 is 31224135211.

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 an interprime number because it is at equal distance from previous prime (11253142189) and next prime (11253142237).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11253142213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253142253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44303583 + ... + 44303836.

It is an arithmetic number, because the mean of its divisors is an integer number (2835437440).

Almost surely, 2^11253142213 is an apocalyptic number.

It is an amenable number.

11253142213 is a deficient number, since it is larger than the sum of its proper divisors (88607547).

11253142213 is an equidigital number, since it uses as much as digits as its factorization.

11253142213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88607546.

The product of its digits is 1440, while the sum is 25.

Adding to 11253142213 its reverse (31224135211), we get a palindrome (42477277424).

The spelling of 11253142213 in words is "eleven billion, two hundred fifty-three million, one hundred forty-two thousand, two hundred thirteen".