423442434122203 has 32 divisors (see below), whose sum is σ = 436222509972480. Its totient is φ = 410785559136000.

The previous prime is 423442434122179. The next prime is 423442434122219. The reversal of 423442434122203 is 302221434244324.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423442434122203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423442434122803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24353958876 + ... + 24353976262.

It is an arithmetic number, because the mean of its divisors is an integer number (13631953436640).

Almost surely, 2^{423442434122203} is an apocalyptic number.

423442434122203 is a deficient number, since it is larger than the sum of its proper divisors (12780075850277).

423442434122203 is a wasteful number, since it uses less digits than its factorization.

423442434122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21859.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 423442434122203 its reverse (302221434244324), we get a palindrome (725663868366527).

The spelling of 423442434122203 in words is "four hundred twenty-three trillion, four hundred forty-two billion, four hundred thirty-four million, one hundred twenty-two thousand, two hundred three".