203122201423 has 2 divisors, whose sum is σ = 203122201424. Its totient is φ = 203122201422.

The previous prime is 203122201411. The next prime is 203122201433. The reversal of 203122201423 is 324102221302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203122201423 - 2²⁵ = 203088646991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203122201394 and 203122201403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203122201433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101561100711 + 101561100712.

It is an arithmetic number, because the mean of its divisors is an integer number (101561100712).

Almost surely, 2^203122201423 is an apocalyptic number.

203122201423 is a deficient number, since it is larger than the sum of its proper divisors (1).

203122201423 is an equidigital number, since it uses as much as digits as its factorization.

203122201423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 203122201423 its reverse (324102221302), we get a palindrome (527224422725).

The spelling of 203122201423 in words is "two hundred three billion, one hundred twenty-two million, two hundred one thousand, four hundred twenty-three".