12010342340 has 12 divisors (see below), whose sum is σ = 25221718956. Its totient is φ = 4804136928.

The previous prime is 12010342327. The next prime is 12010342387. The reversal of 12010342340 is 4324301021.

It can be written as a sum of positive squares in 2 ways, for example, as 2087393344 + 9922948996 = 45688^2 + 99614^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 600517117 = 12010342340 / (1 + 2 + 0 + 1 + 0 + 3 + 4 + 2 + 3 + 4 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300258539 + ... + 300258578.

It is an arithmetic number, because the mean of its divisors is an integer number (2101809913).

Almost surely, 2^12010342340 is an apocalyptic number.

12010342340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010342340 is an abundant number, since it is smaller than the sum of its proper divisors (13211376616).

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

12010342340 is a wasteful number, since it uses less digits than its factorization.

12010342340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600517126 (or 600517124 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12010342340 its reverse (4324301021), we get a palindrome (16334643361).

The spelling of 12010342340 in words is "twelve billion, ten million, three hundred forty-two thousand, three hundred forty".