12111404313434 has 32 divisors (see below), whose sum is σ = 19169509032000. Its totient is φ = 5723122587264.

The previous prime is 12111404313427. The next prime is 12111404313443. The reversal of 12111404313434 is 43431340411121.

It is a happy number.

It is a super-2 number, since 2×12111404313434² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12111404313434.

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, 32746412 + ... + 33114200.

It is an arithmetic number, because the mean of its divisors is an integer number (599047157250).

Almost surely, 2^{12111404313434} is an apocalyptic number.

12111404313434 is a deficient number, since it is larger than the sum of its proper divisors (7058104718566).

12111404313434 is a wasteful number, since it uses less digits than its factorization.

12111404313434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369902.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 12111404313434 its reverse (43431340411121), we get a palindrome (55542744724555).

The spelling of 12111404313434 in words is "twelve trillion, one hundred eleven billion, four hundred four million, three hundred thirteen thousand, four hundred thirty-four".