223143131011 has 2 divisors, whose sum is σ = 223143131012. Its totient is φ = 223143131010.

The previous prime is 223143131009. The next prime is 223143131047. The reversal of 223143131011 is 110131341322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223143131011 - 2¹ = 223143131009 is a prime.

It is a super-3 number, since 3×223143131011³ (a number of 35 digits) contains 333 as substring.

Together with 223143131009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (223143135011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111571565505 + 111571565506.

It is an arithmetic number, because the mean of its divisors is an integer number (111571565506).

Almost surely, 2^223143131011 is an apocalyptic number.

223143131011 is a deficient number, since it is larger than the sum of its proper divisors (1).

223143131011 is an equidigital number, since it uses as much as digits as its factorization.

223143131011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 223143131011 its reverse (110131341322), we get a palindrome (333274472333).

The spelling of 223143131011 in words is "two hundred twenty-three billion, one hundred forty-three million, one hundred thirty-one thousand, eleven".