42312102223 has 2 divisors, whose sum is σ = 42312102224. Its totient is φ = 42312102222.

The previous prime is 42312102197. The next prime is 42312102229. The reversal of 42312102223 is 32220121324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42312102223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42312102194 and 42312102203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42312102229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21156051111 + 21156051112.

It is an arithmetic number, because the mean of its divisors is an integer number (21156051112).

Almost surely, 2^42312102223 is an apocalyptic number.

42312102223 is a deficient number, since it is larger than the sum of its proper divisors (1).

42312102223 is an equidigital number, since it uses as much as digits as its factorization.

42312102223 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 22.

Adding to 42312102223 its reverse (32220121324), we get a palindrome (74532223547).

The spelling of 42312102223 in words is "forty-two billion, three hundred twelve million, one hundred two thousand, two hundred twenty-three".