230203113134442 has 128 divisors (see below), whose sum is σ = 539134578892800. Its totient is φ = 64176601881600.

The previous prime is 230203113134441. The next prime is 230203113134471. The reversal of 230203113134442 is 244431311302032.

It is not an unprimeable number, because it can be changed into a prime (230203113134441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 103653784 + ... + 105851372.

It is an arithmetic number, because the mean of its divisors is an integer number (4211988897600).

Almost surely, 2^{230203113134442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230203113134442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269567289446400).

230203113134442 is an abundant number, since it is smaller than the sum of its proper divisors (308931465758358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230203113134442 is a wasteful number, since it uses less digits than its factorization.

230203113134442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2198052.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 230203113134442 its reverse (244431311302032), we get a palindrome (474634424436474).

The spelling of 230203113134442 in words is "two hundred thirty trillion, two hundred three billion, one hundred thirteen million, one hundred thirty-four thousand, four hundred forty-two".