1002423443023 has 2 divisors, whose sum is σ = 1002423443024. Its totient is φ = 1002423443022.

The previous prime is 1002423442987. The next prime is 1002423443071. The reversal of 1002423443023 is 3203443242001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002423443023 - 2³³ = 993833508431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002423442982 and 1002423443000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002423453023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501211721511 + 501211721512.

It is an arithmetic number, because the mean of its divisors is an integer number (501211721512).

Almost surely, 2^{1002423443023} is an apocalyptic number.

1002423443023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002423443023 is an equidigital number, since it uses as much as digits as its factorization.

1002423443023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1002423443023 its reverse (3203443242001), we get a palindrome (4205866685024).

The spelling of 1002423443023 in words is "one trillion, two billion, four hundred twenty-three million, four hundred forty-three thousand, twenty-three".