12122130105422 has 4 divisors (see below), whose sum is σ = 18183195158136. Its totient is φ = 6061065052710.

The previous prime is 12122130105419. The next prime is 12122130105457. The reversal of 12122130105422 is 22450103122121.

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

It is a junction number, because it is equal to n+sod(n) for n = 12122130105391 and 12122130105400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3030532526354 + ... + 3030532526357.

It is an arithmetic number, because the mean of its divisors is an integer number (4545798789534).

Almost surely, 2^{12122130105422} is an apocalyptic number.

12122130105422 is a deficient number, since it is larger than the sum of its proper divisors (6061065052714).

12122130105422 is an equidigital number, since it uses as much as digits as its factorization.

12122130105422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6061065052713.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 12122130105422 its reverse (22450103122121), we get a palindrome (34572233227543).

The spelling of 12122130105422 in words is "twelve trillion, one hundred twenty-two billion, one hundred thirty million, one hundred five thousand, four hundred twenty-two".