201210020121110 has 128 divisors (see below), whose sum is σ = 488173149886464. Its totient is φ = 57665339228160.

The previous prime is 201210020121109. The next prime is 201210020121217. The reversal of 201210020121110 is 11121020012102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36534242 + ... + 41679381.

It is an arithmetic number, because the mean of its divisors is an integer number (3813852733488).

Almost surely, 2^{201210020121110} is an apocalyptic number.

201210020121110 is an abundant number, since it is smaller than the sum of its proper divisors (286963129765354).

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

201210020121110 is a wasteful number, since it uses less digits than its factorization.

201210020121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78213918.

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

Adding to 201210020121110 its reverse (11121020012102), we get a palindrome (212331040133212).

The spelling of 201210020121110 in words is "two hundred one trillion, two hundred ten billion, twenty million, one hundred twenty-one thousand, one hundred ten".