11212340334134 has 16 divisors (see below), whose sum is σ = 16905913767600. Its totient is φ = 5577036641280.

The previous prime is 11212340334133. The next prime is 11212340334137. The reversal of 11212340334134 is 43143304321211.

It is a self number, because there is not a number n which added to its sum of digits gives 11212340334134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212340334133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30173849 + ... + 30543179.

It is an arithmetic number, because the mean of its divisors is an integer number (1056619610475).

Almost surely, 2^{11212340334134} is an apocalyptic number.

11212340334134 is a deficient number, since it is larger than the sum of its proper divisors (5693573433466).

11212340334134 is a wasteful number, since it uses less digits than its factorization.

11212340334134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448175.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 11212340334134 its reverse (43143304321211), we get a palindrome (54355644655345).

The spelling of 11212340334134 in words is "eleven trillion, two hundred twelve billion, three hundred forty million, three hundred thirty-four thousand, one hundred thirty-four".