12022127519 has 4 divisors (see below), whose sum is σ = 12022389600. Its totient is φ = 12021865440.

The previous prime is 12022127503. The next prime is 12022127521. The reversal of 12022127519 is 91572122021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12022127519 - 2⁴ = 12022127503 is a prime.

It is a super-2 number, since 2×12022127519² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022127539) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 42119 + ... + 160680.

It is an arithmetic number, because the mean of its divisors is an integer number (3005597400).

Almost surely, 2^12022127519 is an apocalyptic number.

12022127519 is a deficient number, since it is larger than the sum of its proper divisors (262081).

12022127519 is an equidigital number, since it uses as much as digits as its factorization.

12022127519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262080.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 12022127519 in words is "twelve billion, twenty-two million, one hundred twenty-seven thousand, five hundred nineteen".