2003101423 has 2 divisors, whose sum is σ = 2003101424. Its totient is φ = 2003101422.

The previous prime is 2003101411. The next prime is 2003101511. The reversal of 2003101423 is 3241013002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003101423 - 2¹³ = 2003093231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2003101397 and 2003101406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2003101123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001550711 + 1001550712.

It is an arithmetic number, because the mean of its divisors is an integer number (1001550712).

Almost surely, 2^2003101423 is an apocalyptic number.

2003101423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003101423 is an equidigital number, since it uses as much as digits as its factorization.

2003101423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2003101423 is about 44756.0210809674. The cubic root of 2003101423 is about 1260.5719715672.

Adding to 2003101423 its reverse (3241013002), we get a palindrome (5244114425).

The spelling of 2003101423 in words is "two billion, three million, one hundred one thousand, four hundred twenty-three".