11143402223 has 2 divisors, whose sum is σ = 11143402224. Its totient is φ = 11143402222.

The previous prime is 11143402211. The next prime is 11143402247. The reversal of 11143402223 is 32220434111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11143402223 is a prime.

It is a super-2 number, since 2×11143402223² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11173402223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571701111 + 5571701112.

It is an arithmetic number, because the mean of its divisors is an integer number (5571701112).

Almost surely, 2^11143402223 is an apocalyptic number.

11143402223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11143402223 is an equidigital number, since it uses as much as digits as its factorization.

11143402223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11143402223 its reverse (32220434111), we get a palindrome (43363836334).

The spelling of 11143402223 in words is "eleven billion, one hundred forty-three million, four hundred two thousand, two hundred twenty-three".