12001122100022 has 8 divisors (see below), whose sum is σ = 19638199800072. Its totient is φ = 5455055500000.

The previous prime is 12001122099973. The next prime is 12001122100057. The reversal of 12001122100022 is 22000122110021.

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

It is a congruent number.

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, 272752774979 + ... + 272752775022.

It is an arithmetic number, because the mean of its divisors is an integer number (2454774975009).

Almost surely, 2^{12001122100022} is an apocalyptic number.

12001122100022 is a deficient number, since it is larger than the sum of its proper divisors (7637077700050).

12001122100022 is a wasteful number, since it uses less digits than its factorization.

12001122100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545505550014.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12001122100022 its reverse (22000122110021), we get a palindrome (34001244210043).

Subtracting 12001122100022 from its reverse (22000122110021), we obtain a palindrome (9999000009999).

The spelling of 12001122100022 in words is "twelve trillion, one billion, one hundred twenty-two million, one hundred thousand, twenty-two".