12110021221002 has 64 divisors (see below), whose sum is σ = 24923273616000. Its totient is φ = 3921181924608.

The previous prime is 12110021220943. The next prime is 12110021221003. The reversal of 12110021221002 is 20012212001121.

It is a super-2 number, since 2×12110021221002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12110021221003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12570624 + ... + 13499652.

It is an arithmetic number, because the mean of its divisors is an integer number (389426150250).

Almost surely, 2^{12110021221002} is an apocalyptic number.

12110021221002 is an abundant number, since it is smaller than the sum of its proper divisors (12813252394998).

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

12110021221002 is a wasteful number, since it uses less digits than its factorization.

12110021221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929495.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12110021221002 its reverse (20012212001121), we get a palindrome (32122233222123).

The spelling of 12110021221002 in words is "twelve trillion, one hundred ten billion, twenty-one million, two hundred twenty-one thousand, two".