12111021202022 has 4 divisors (see below), whose sum is σ = 18166531803036. Its totient is φ = 6055510601010.

The previous prime is 12111021202019. The next prime is 12111021202031. The reversal of 12111021202022 is 22020212011121.

12111021202022 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, 3027755300504 + ... + 3027755300507.

It is an arithmetic number, because the mean of its divisors is an integer number (4541632950759).

Almost surely, 2^{12111021202022} is an apocalyptic number.

12111021202022 is a deficient number, since it is larger than the sum of its proper divisors (6055510601014).

12111021202022 is an equidigital number, since it uses as much as digits as its factorization.

12111021202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6055510601013.

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

Adding to 12111021202022 its reverse (22020212011121), we get a palindrome (34131233213143).

The spelling of 12111021202022 in words is "twelve trillion, one hundred eleven billion, twenty-one million, two hundred two thousand, twenty-two".