20202403103 has 2 divisors, whose sum is σ = 20202403104. Its totient is φ = 20202403102.

The previous prime is 20202403079. The next prime is 20202403127. The reversal of 20202403103 is 30130420202.

It is a balanced prime because it is at equal distance from previous prime (20202403079) and next prime (20202403127).

It is a cyclic number.

It is not a de Polignac number, because 20202403103 - 2¹⁶ = 20202337567 is a prime.

It is a super-2 number, since 2×20202403103² (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 (20202403183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101201551 + 10101201552.

It is an arithmetic number, because the mean of its divisors is an integer number (10101201552).

Almost surely, 2^20202403103 is an apocalyptic number.

20202403103 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202403103 is an equidigital number, since it uses as much as digits as its factorization.

20202403103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20202403103 its reverse (30130420202), we get a palindrome (50332823305).

The spelling of 20202403103 in words is "twenty billion, two hundred two million, four hundred three thousand, one hundred three".