201143113121110 has 64 divisors (see below), whose sum is σ = 371040711731712. Its totient is φ = 78466745984256.

The previous prime is 201143113121063. The next prime is 201143113121123. The reversal of 201143113121110 is 11121311341102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1184384922 + ... + 1184554738.

It is an arithmetic number, because the mean of its divisors is an integer number (5797511120808).

Almost surely, 2^{201143113121110} is an apocalyptic number.

201143113121110 is a deficient number, since it is larger than the sum of its proper divisors (169897598610602).

201143113121110 is a wasteful number, since it uses less digits than its factorization.

201143113121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174037.

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 201143113121110 its reverse (11121311341102), we get a palindrome (212264424462212).

The spelling of 201143113121110 in words is "two hundred one trillion, one hundred forty-three billion, one hundred thirteen million, one hundred twenty-one thousand, one hundred ten".