201021021102110 has 96 divisors (see below), whose sum is σ = 412636380178176. Its totient is φ = 70381443686400.

The previous prime is 201021021102053. The next prime is 201021021102163. The reversal of 201021021102110 is 11201120120102.

201021021102110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6212387 + ... + 20991326.

It is an arithmetic number, because the mean of its divisors is an integer number (4298295626856).

Almost surely, 2^{201021021102110} is an apocalyptic number.

201021021102110 is an abundant number, since it is smaller than the sum of its proper divisors (211615359076066).

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

201021021102110 is a wasteful number, since it uses less digits than its factorization.

201021021102110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27203970 (or 27203959 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201021021102110 its reverse (11201120120102), we get a palindrome (212222141222212).

The spelling of 201021021102110 in words is "two hundred one trillion, twenty-one billion, twenty-one million, one hundred two thousand, one hundred ten".