201212201211102 has 192 divisors, whose sum is σ = 452371368443904. Its totient is φ = 64600235622720.

The previous prime is 201212201211079. The next prime is 201212201211103. The reversal of 201212201211102 is 201112102212102.

201212201211102 is a `hidden beast` number, since 201 + 21 + 220 + 1 + 211 + 10 + 2 = 666.

201212201211102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201212201211103) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32396100777 + ... + 32396106987.

It is an arithmetic number, because the mean of its divisors is an integer number (2356100877312).

Almost surely, 2^{201212201211102} is an apocalyptic number.

201212201211102 is an abundant number, since it is smaller than the sum of its proper divisors (251159167232802).

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

201212201211102 is a wasteful number, since it uses less digits than its factorization.

201212201211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8683 (or 8680 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201212201211102 its reverse (201112102212102), we get a palindrome (402324303423204).

The spelling of 201212201211102 in words is "two hundred one trillion, two hundred twelve billion, two hundred one million, two hundred eleven thousand, one hundred two".