12143410242 has 16 divisors (see below), whose sum is σ = 24294493632. Its totient is φ = 4046524560.

The previous prime is 12143410231. The next prime is 12143410259. The reversal of 12143410242 is 24201434121.

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, 299038 + ... + 337209.

It is an arithmetic number, because the mean of its divisors is an integer number (1518405852).

Almost surely, 2^12143410242 is an apocalyptic number.

12143410242 is an abundant number, since it is smaller than the sum of its proper divisors (12151083390).

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

12143410242 is a wasteful number, since it uses less digits than its factorization.

12143410242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639433.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12143410242 its reverse (24201434121), we get a palindrome (36344844363).

The spelling of 12143410242 in words is "twelve billion, one hundred forty-three million, four hundred ten thousand, two hundred forty-two".