11922123411 has 24 divisors (see below), whose sum is σ = 18958745520. Its totient is φ = 7159233600.

The previous prime is 11922123397. The next prime is 11922123419. The reversal of 11922123411 is 11432122911.

11922123411 is a `hidden beast` number, since 1 + 1 + 9 + 221 + 23 + 411 = 666.

11922123411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11922123411 - 2²³ = 11913734803 is a prime.

It is a super-2 number, since 2×11922123411² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11922123419) 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 23 ways as a sum of consecutive naturals, for example, 541620 + ... + 563201.

It is an arithmetic number, because the mean of its divisors is an integer number (789947730).

Almost surely, 2^11922123411 is an apocalyptic number.

11922123411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11922123411 is a deficient number, since it is larger than the sum of its proper divisors (7036622109).

11922123411 is a wasteful number, since it uses less digits than its factorization.

11922123411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104947 (or 1104944 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The spelling of 11922123411 in words is "eleven billion, nine hundred twenty-two million, one hundred twenty-three thousand, four hundred eleven".