12100022122 has 8 divisors (see below), whose sum is σ = 18153804672. Its totient is φ = 6048753900.

The previous prime is 12100022063. The next prime is 12100022197. The reversal of 12100022122 is 22122000121.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616504 + ... + 635827.

It is an arithmetic number, because the mean of its divisors is an integer number (2269225584).

Almost surely, 2^12100022122 is an apocalyptic number.

12100022122 is a deficient number, since it is larger than the sum of its proper divisors (6053782550).

12100022122 is a wasteful number, since it uses less digits than its factorization.

12100022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1257164.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12100022122 its reverse (22122000121), we get a palindrome (34222022243).

The spelling of 12100022122 in words is "twelve billion, one hundred million, twenty-two thousand, one hundred twenty-two".