12002122011100 has 36 divisors (see below), whose sum is σ = 28048035902824. Its totient is φ = 4431552742080.

The previous prime is 12002122011071. The next prime is 12002122011137. The reversal of 12002122011100 is 111022120021.

12002122011100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12002122011100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4616199474 + ... + 4616202073.

Almost surely, 2^{12002122011100} is an apocalyptic number.

12002122011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002122011100 is an abundant number, since it is smaller than the sum of its proper divisors (16045913891724).

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

12002122011100 is a wasteful number, since it uses less digits than its factorization.

12002122011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9232401574 (or 9232401567 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12002122011100 its reverse (111022120021), we get a palindrome (12113144131121).

The spelling of 12002122011100 in words is "twelve trillion, two billion, one hundred twenty-two million, eleven thousand, one hundred".