12011021220102 has 32 divisors (see below), whose sum is σ = 25435683273312. Its totient is φ = 3768077666304.

The previous prime is 12011021220097. The next prime is 12011021220127. The reversal of 12011021220102 is 20102212011021.

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, 3233418 + ... + 5871714.

It is an arithmetic number, because the mean of its divisors is an integer number (794865102291).

Almost surely, 2^{12011021220102} is an apocalyptic number.

12011021220102 is an abundant number, since it is smaller than the sum of its proper divisors (13424662053210).

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

12011021220102 is a wasteful number, since it uses less digits than its factorization.

12011021220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682952.

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

Adding to 12011021220102 its reverse (20102212011021), we get a palindrome (32113233231123).

The spelling of 12011021220102 in words is "twelve trillion, eleven billion, twenty-one million, two hundred twenty thousand, one hundred two".