12011120422 has 16 divisors (see below), whose sum is σ = 20615530752. Its totient is φ = 5141363400.

The previous prime is 12011120419. The next prime is 12011120431. The reversal of 12011120422 is 22402111021.

It is a junction number, because it is equal to n+sod(n) for n = 12011120396 and 12011120405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509704 + ... + 532747.

It is an arithmetic number, because the mean of its divisors is an integer number (1288470672).

Almost surely, 2^12011120422 is an apocalyptic number.

12011120422 is a deficient number, since it is larger than the sum of its proper divisors (8604410330).

12011120422 is a wasteful number, since it uses less digits than its factorization.

12011120422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043283.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12011120422 its reverse (22402111021), we get a palindrome (34413231443).

The spelling of 12011120422 in words is "twelve billion, eleven million, one hundred twenty thousand, four hundred twenty-two".