12221100112022 has 4 divisors (see below), whose sum is σ = 18331650168036. Its totient is φ = 6110550056010.

The previous prime is 12221100112003. The next prime is 12221100112031. The reversal of 12221100112022 is 22021100112221.

12221100112022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 3055275028004 + ... + 3055275028007.

It is an arithmetic number, because the mean of its divisors is an integer number (4582912542009).

Almost surely, 2^{12221100112022} is an apocalyptic number.

12221100112022 is a deficient number, since it is larger than the sum of its proper divisors (6110550056014).

12221100112022 is an equidigital number, since it uses as much as digits as its factorization.

12221100112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110550056013.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12221100112022 its reverse (22021100112221), we get a palindrome (34242200224243).

The spelling of 12221100112022 in words is "twelve trillion, two hundred twenty-one billion, one hundred million, one hundred twelve thousand, twenty-two".