11221212002122 has 16 divisors (see below), whose sum is σ = 17236617520320. Its totient is φ = 5475875281632.

The previous prime is 11221212002113. The next prime is 11221212002167. The reversal of 11221212002122 is 22120021212211.

11221212002122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11221212002122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50501718 + ... + 50723425.

It is an arithmetic number, because the mean of its divisors is an integer number (1077288595020).

Almost surely, 2^{11221212002122} is an apocalyptic number.

11221212002122 is a deficient number, since it is larger than the sum of its proper divisors (6015405518198).

11221212002122 is a wasteful number, since it uses less digits than its factorization.

11221212002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101226477.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11221212002122 its reverse (22120021212211), we get a palindrome (33341233214333).

The spelling of 11221212002122 in words is "eleven trillion, two hundred twenty-one billion, two hundred twelve million, two thousand, one hundred twenty-two".