12121330020222 has 32 divisors (see below), whose sum is σ = 24560674951680. Its totient is φ = 3987487296000.

The previous prime is 12121330020209. The next prime is 12121330020251. The reversal of 12121330020222 is 22202003312121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4759779 + ... + 6848222.

It is an arithmetic number, because the mean of its divisors is an integer number (767521092240).

Almost surely, 2^{12121330020222} is an apocalyptic number.

12121330020222 is an abundant number, since it is smaller than the sum of its proper divisors (12439344931458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12121330020222 is a wasteful number, since it uses less digits than its factorization.

12121330020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11610288.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12121330020222 its reverse (22202003312121), we get a palindrome (34323333332343).

The spelling of 12121330020222 in words is "twelve trillion, one hundred twenty-one billion, three hundred thirty million, twenty thousand, two hundred twenty-two".