422020422403 has 4 divisors (see below), whose sum is σ = 435633984448. Its totient is φ = 408406860360.

The previous prime is 422020422349. The next prime is 422020422407. The reversal of 422020422403 is 304224020224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422020422403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422020422407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6806780976 + ... + 6806781037.

It is an arithmetic number, because the mean of its divisors is an integer number (108908496112).

Almost surely, 2^422020422403 is an apocalyptic number.

422020422403 is a deficient number, since it is larger than the sum of its proper divisors (13613562045).

422020422403 is a wasteful number, since it uses less digits than its factorization.

422020422403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13613562044.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 422020422403 its reverse (304224020224), we get a palindrome (726244442627).

The spelling of 422020422403 in words is "four hundred twenty-two billion, twenty million, four hundred twenty-two thousand, four hundred three".