12011403424535 has 16 divisors (see below), whose sum is σ = 14765712206112. Its totient is φ = 9374452416000.

The previous prime is 12011403424511. The next prime is 12011403424543. The reversal of 12011403424535 is 53542430411021.

It is a de Polignac number, because none of the positive numbers 2^k-12011403424535 is a prime.

It is a super-2 number, since 2×12011403424535² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011403424495 and 12011403424504.

It is a congruent number.

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, 5557235 + ... + 7409835.

It is an arithmetic number, because the mean of its divisors is an integer number (922857012882).

Almost surely, 2^{12011403424535} is an apocalyptic number.

12011403424535 is a deficient number, since it is larger than the sum of its proper divisors (2754308781577).

12011403424535 is a wasteful number, since it uses less digits than its factorization.

12011403424535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884274.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 12011403424535 its reverse (53542430411021), we get a palindrome (65553833835556).

The spelling of 12011403424535 in words is "twelve trillion, eleven billion, four hundred three million, four hundred twenty-four thousand, five hundred thirty-five".