20220402403 has 2 divisors, whose sum is σ = 20220402404. Its totient is φ = 20220402402.

The previous prime is 20220402373. The next prime is 20220402407. The reversal of 20220402403 is 30420402202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20220402403 - 2⁹ = 20220401891 is a prime.

It is not a weakly prime, because it can be changed into another prime (20220402407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110201201 + 10110201202.

It is an arithmetic number, because the mean of its divisors is an integer number (10110201202).

Almost surely, 2^20220402403 is an apocalyptic number.

20220402403 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220402403 is an equidigital number, since it uses as much as digits as its factorization.

20220402403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 20220402403 its reverse (30420402202), we get a palindrome (50640804605).

The spelling of 20220402403 in words is "twenty billion, two hundred twenty million, four hundred two thousand, four hundred three".