20122403303 has 2 divisors, whose sum is σ = 20122403304. Its totient is φ = 20122403302.

The previous prime is 20122403293. The next prime is 20122403309. The reversal of 20122403303 is 30330422102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20122403303 - 2²⁰ = 20121354727 is a prime.

It is a super-2 number, since 2×20122403303² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20122403309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061201651 + 10061201652.

It is an arithmetic number, because the mean of its divisors is an integer number (10061201652).

Almost surely, 2^20122403303 is an apocalyptic number.

20122403303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122403303 is an equidigital number, since it uses as much as digits as its factorization.

20122403303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20122403303 its reverse (30330422102), we get a palindrome (50452825405).

The spelling of 20122403303 in words is "twenty billion, one hundred twenty-two million, four hundred three thousand, three hundred three".