12142340034 has 32 divisors (see below), whose sum is σ = 26577607680. Its totient is φ = 3667659600.

The previous prime is 12142340033. The next prime is 12142340039. The reversal of 12142340034 is 43004324121.

It is a junction number, because it is equal to n+sod(n) for n = 12142339986 and 12142340013.

It is not an unprimeable number, because it can be changed into a prime (12142340033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275254 + ... + 316305.

It is an arithmetic number, because the mean of its divisors is an integer number (830550240).

Almost surely, 2^12142340034 is an apocalyptic number.

12142340034 is an abundant number, since it is smaller than the sum of its proper divisors (14435267646).

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

12142340034 is a wasteful number, since it uses less digits than its factorization.

12142340034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591886.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12142340034 its reverse (43004324121), we get a palindrome (55146664155).

The spelling of 12142340034 in words is "twelve billion, one hundred forty-two million, three hundred forty thousand, thirty-four".