1340034203242 has 32 divisors (see below), whose sum is σ = 2371726393344. Its totient is φ = 555675735600.

The previous prime is 1340034203083. The next prime is 1340034203267. The reversal of 1340034203242 is 2423024300431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340034203242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2194767 + ... + 2738077.

It is an arithmetic number, because the mean of its divisors is an integer number (74116449792).

Almost surely, 2^{1340034203242} is an apocalyptic number.

1340034203242 is a deficient number, since it is larger than the sum of its proper divisors (1031692190102).

1340034203242 is a wasteful number, since it uses less digits than its factorization.

1340034203242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549034.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1340034203242 its reverse (2423024300431), we get a palindrome (3763058503673).

The spelling of 1340034203242 in words is "one trillion, three hundred forty billion, thirty-four million, two hundred three thousand, two hundred forty-two".