201011211102102 has 16 divisors (see below), whose sum is σ = 404105439938160. Its totient is φ = 66656567411712.

The previous prime is 201011211102089. The next prime is 201011211102109. The reversal of 201011211102102 is 201201112110102.

It is a happy number.

201011211102102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201011211102109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86792404327 + ... + 86792406642.

It is an arithmetic number, because the mean of its divisors is an integer number (25256589996135).

Almost surely, 2^{201011211102102} is an apocalyptic number.

201011211102102 is an abundant number, since it is smaller than the sum of its proper divisors (203094228836058).

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

201011211102102 is a wasteful number, since it uses less digits than its factorization.

201011211102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173584811167.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201011211102102 its reverse (201201112110102), we get a palindrome (402212323212204).

The spelling of 201011211102102 in words is "two hundred one trillion, eleven billion, two hundred eleven million, one hundred two thousand, one hundred two".