42403032223 has 2 divisors, whose sum is σ = 42403032224. Its totient is φ = 42403032222.

The previous prime is 42403032211. The next prime is 42403032251. The reversal of 42403032223 is 32223030424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42403032223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42403032253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21201516111 + 21201516112.

It is an arithmetic number, because the mean of its divisors is an integer number (21201516112).

Almost surely, 2^42403032223 is an apocalyptic number.

42403032223 is a deficient number, since it is larger than the sum of its proper divisors (1).

42403032223 is an equidigital number, since it uses as much as digits as its factorization.

42403032223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 42403032223 its reverse (32223030424), we get a palindrome (74626062647).

The spelling of 42403032223 in words is "forty-two billion, four hundred three million, thirty-two thousand, two hundred twenty-three".