12221003032122 has 128 divisors (see below), whose sum is σ = 25870515609600. Its totient is φ = 3843501984000.

The previous prime is 12221003032109. The next prime is 12221003032181. The reversal of 12221003032122 is 22123030012221.

It is a super-2 number, since 2×12221003032122² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 830054653 + ... + 830069375.

It is an arithmetic number, because the mean of its divisors is an integer number (202113403200).

Almost surely, 2^{12221003032122} is an apocalyptic number.

12221003032122 is an abundant number, since it is smaller than the sum of its proper divisors (13649512577478).

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

12221003032122 is a wasteful number, since it uses less digits than its factorization.

12221003032122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15460.

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

Adding to 12221003032122 its reverse (22123030012221), we get a palindrome (34344033044343).

The spelling of 12221003032122 in words is "twelve trillion, two hundred twenty-one billion, three million, thirty-two thousand, one hundred twenty-two".