12011022221102 has 16 divisors (see below), whose sum is σ = 18893105342640. Its totient is φ = 5718994045632.

The previous prime is 12011022221071. The next prime is 12011022221123. The reversal of 12011022221102 is 20112222011021.

It is a congruent number.

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, 1418397068 + ... + 1418405535.

It is an arithmetic number, because the mean of its divisors is an integer number (1180819083915).

Almost surely, 2^{12011022221102} is an apocalyptic number.

12011022221102 is a deficient number, since it is larger than the sum of its proper divisors (6882083121538).

12011022221102 is a wasteful number, since it uses less digits than its factorization.

12011022221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836802707.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12011022221102 its reverse (20112222011021), we get a palindrome (32123244232123).

The spelling of 12011022221102 in words is "twelve trillion, eleven billion, twenty-two million, two hundred twenty-one thousand, one hundred two".