42022242239 has 2 divisors, whose sum is σ = 42022242240. Its totient is φ = 42022242238.

The previous prime is 42022242233. The next prime is 42022242263. The reversal of 42022242239 is 93224222024.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42022242239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42022242233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21011121119 + 21011121120.

It is an arithmetic number, because the mean of its divisors is an integer number (21011121120).

Almost surely, 2^42022242239 is an apocalyptic number.

42022242239 is a deficient number, since it is larger than the sum of its proper divisors (1).

42022242239 is an equidigital number, since it uses as much as digits as its factorization.

42022242239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 42022242239 in words is "forty-two billion, twenty-two million, two hundred forty-two thousand, two hundred thirty-nine".