11922120472 has 32 divisors (see below), whose sum is σ = 23347622880. Its totient is φ = 5696570880.

The previous prime is 11922120389. The next prime is 11922120473. The reversal of 11922120472 is 27402122911.

11922120472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11922120473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171472 + ... + 230752.

It is an arithmetic number, because the mean of its divisors is an integer number (729613215).

Almost surely, 2^11922120472 is an apocalyptic number.

It is an amenable number.

11922120472 is a deficient number, since it is larger than the sum of its proper divisors (11425502408).

11922120472 is a wasteful number, since it uses less digits than its factorization.

11922120472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60403 (or 60399 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 11922120472 in words is "eleven billion, nine hundred twenty-two million, one hundred twenty thousand, four hundred seventy-two".