422542131203 has 4 divisors (see below), whose sum is σ = 444781190760. Its totient is φ = 400303071648.

The previous prime is 422542131181. The next prime is 422542131223. The reversal of 422542131203 is 302131245224.

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

It is a cyclic number.

It is not a de Polignac number, because 422542131203 - 2²⁰ = 422541082627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422542131223) 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, 11119529750 + ... + 11119529787.

It is an arithmetic number, because the mean of its divisors is an integer number (111195297690).

Almost surely, 2^422542131203 is an apocalyptic number.

422542131203 is a deficient number, since it is larger than the sum of its proper divisors (22239059557).

422542131203 is a wasteful number, since it uses less digits than its factorization.

422542131203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22239059556.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 422542131203 its reverse (302131245224), we get a palindrome (724673376427).

The spelling of 422542131203 in words is "four hundred twenty-two billion, five hundred forty-two million, one hundred thirty-one thousand, two hundred three".