42002040042223 has 2 divisors, whose sum is σ = 42002040042224. Its totient is φ = 42002040042222.

The previous prime is 42002040042217. The next prime is 42002040042233. The reversal of 42002040042223 is 32224004020024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42002040042223 - 2¹⁷ = 42002039911151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42002040042233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001020021111 + 21001020021112.

It is an arithmetic number, because the mean of its divisors is an integer number (21001020021112).

Almost surely, 2^{42002040042223} is an apocalyptic number.

42002040042223 is a deficient number, since it is larger than the sum of its proper divisors (1).

42002040042223 is an equidigital number, since it uses as much as digits as its factorization.

42002040042223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 42002040042223 its reverse (32224004020024), we get a palindrome (74226044062247).

The spelling of 42002040042223 in words is "forty-two trillion, two billion, forty million, forty-two thousand, two hundred twenty-three".