14202231138 has 48 divisors (see below), whose sum is σ = 31615889760. Its totient is φ = 4605827328.

The previous prime is 14202231091. The next prime is 14202231139. The reversal of 14202231138 is 83113220241.

14202231138 is a `hidden beast` number, since 1 + 420 + 2 + 231 + 1 + 3 + 8 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14202231139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34081 + ... + 171947.

It is an arithmetic number, because the mean of its divisors is an integer number (658664370).

Almost surely, 2^14202231138 is an apocalyptic number.

14202231138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14202231138 is an abundant number, since it is smaller than the sum of its proper divisors (17413658622).

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

14202231138 is a wasteful number, since it uses less digits than its factorization.

14202231138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138031 (or 138028 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 14202231138 its reverse (83113220241), we get a palindrome (97315451379).

The spelling of 14202231138 in words is "fourteen billion, two hundred two million, two hundred thirty-one thousand, one hundred thirty-eight".