342503040023 has 2 divisors, whose sum is σ = 342503040024. Its totient is φ = 342503040022.

The previous prime is 342503039987. The next prime is 342503040133. The reversal of 342503040023 is 320040305243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342503040023 - 2⁶ = 342503039959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342503039974 and 342503040001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342503040223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171251520011 + 171251520012.

It is an arithmetic number, because the mean of its divisors is an integer number (171251520012).

Almost surely, 2^342503040023 is an apocalyptic number.

342503040023 is a deficient number, since it is larger than the sum of its proper divisors (1).

342503040023 is an equidigital number, since it uses as much as digits as its factorization.

342503040023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 26.

Adding to 342503040023 its reverse (320040305243), we get a palindrome (662543345266).

The spelling of 342503040023 in words is "three hundred forty-two billion, five hundred three million, forty thousand, twenty-three".