201313211121110 has 128 divisors (see below), whose sum is σ = 400817311580160. Its totient is φ = 72190355328000.

The previous prime is 201313211121091. The next prime is 201313211121119. The reversal of 201313211121110 is 11121112313102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201313211121119) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4447610339 + ... + 4447655601.

It is an arithmetic number, because the mean of its divisors is an integer number (3131385246720).

Almost surely, 2^{201313211121110} is an apocalyptic number.

201313211121110 is a deficient number, since it is larger than the sum of its proper divisors (199504100459050).

201313211121110 is a wasteful number, since it uses less digits than its factorization.

201313211121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46974.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 201313211121110 its reverse (11121112313102), we get a palindrome (212434323434212).

The spelling of 201313211121110 in words is "two hundred one trillion, three hundred thirteen billion, two hundred eleven million, one hundred twenty-one thousand, one hundred ten".