12011211022022 has 4 divisors (see below), whose sum is σ = 18016816533036. Its totient is φ = 6005605511010.

The previous prime is 12011211021973. The next prime is 12011211022039. The reversal of 12011211022022 is 22022011211021.

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, 3002802755504 + ... + 3002802755507.

It is an arithmetic number, because the mean of its divisors is an integer number (4504204133259).

Almost surely, 2^{12011211022022} is an apocalyptic number.

12011211022022 is a deficient number, since it is larger than the sum of its proper divisors (6005605511014).

12011211022022 is an equidigital number, since it uses as much as digits as its factorization.

12011211022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005605511013.

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

Adding to 12011211022022 its reverse (22022011211021), we get a palindrome (34033222233043).

The spelling of 12011211022022 in words is "twelve trillion, eleven billion, two hundred eleven million, twenty-two thousand, twenty-two".