243110020142 has 16 divisors (see below), whose sum is σ = 418754102400. Its totient is φ = 104688525240.

The previous prime is 243110020073. The next prime is 243110020159. The reversal of 243110020142 is 241020011342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290801042 + ... + 290801877.

It is an arithmetic number, because the mean of its divisors is an integer number (26172131400).

Almost surely, 2^243110020142 is an apocalyptic number.

243110020142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243110020142 is a deficient number, since it is larger than the sum of its proper divisors (175644082258).

243110020142 is a wasteful number, since it uses less digits than its factorization.

243110020142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581602951.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 243110020142 its reverse (241020011342), we get a palindrome (484130031484).

The spelling of 243110020142 in words is "two hundred forty-three billion, one hundred ten million, twenty thousand, one hundred forty-two".