12212122119 has 4 divisors (see below), whose sum is σ = 16282829496. Its totient is φ = 8141414744.

The previous prime is 12212122037. The next prime is 12212122127. The reversal of 12212122119 is 91122121221.

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 12212122119 - 2¹¹ = 12212120071 is a prime.

It is a super-2 number, since 2×12212122119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212122129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035353684 + ... + 2035353689.

It is an arithmetic number, because the mean of its divisors is an integer number (4070707374).

Almost surely, 2^12212122119 is an apocalyptic number.

12212122119 is a deficient number, since it is larger than the sum of its proper divisors (4070707377).

12212122119 is an equidigital number, since it uses as much as digits as its factorization.

12212122119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070707376.

The product of its digits is 288, while the sum is 24.

The spelling of 12212122119 in words is "twelve billion, two hundred twelve million, one hundred twenty-two thousand, one hundred nineteen".