12211230120122 has 8 divisors (see below), whose sum is σ = 19982012923872. Its totient is φ = 5550559145500.

The previous prime is 12211230120121. The next prime is 12211230120143. The reversal of 12211230120122 is 22102103211221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12211230120122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12211230120094 and 12211230120103.

It is not an unprimeable number, because it can be changed into a prime (12211230120121) 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, 277527957254 + ... + 277527957297.

It is an arithmetic number, because the mean of its divisors is an integer number (2497751615484).

Almost surely, 2^{12211230120122} is an apocalyptic number.

12211230120122 is a deficient number, since it is larger than the sum of its proper divisors (7770782803750).

12211230120122 is a wasteful number, since it uses less digits than its factorization.

12211230120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555055914564.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12211230120122 its reverse (22102103211221), we get a palindrome (34313333331343).

The spelling of 12211230120122 in words is "twelve trillion, two hundred eleven billion, two hundred thirty million, one hundred twenty thousand, one hundred twenty-two".