12012202221022 has 8 divisors (see below), whose sum is σ = 18020422908072. Its totient is φ = 6005394585000.

The previous prime is 12012202221007. The next prime is 12012202221031. The reversal of 12012202221022 is 22012220221021.

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, 353241504 + ... + 353275507.

It is an arithmetic number, because the mean of its divisors is an integer number (2252552863509).

Almost surely, 2^{12012202221022} is an apocalyptic number.

12012202221022 is a deficient number, since it is larger than the sum of its proper divisors (6008220687050).

12012202221022 is an equidigital number, since it uses as much as digits as its factorization.

12012202221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706525514.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12012202221022 its reverse (22012220221021), we get a palindrome (34024422442043).

The spelling of 12012202221022 in words is "twelve trillion, twelve billion, two hundred two million, two hundred twenty-one thousand, twenty-two".