201121001110112 has 48 divisors (see below), whose sum is σ = 396179229600000. Its totient is φ = 100504062320640.

The previous prime is 201121001110033. The next prime is 201121001110207. The reversal of 201121001110112 is 211011100121102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808405514 + ... + 808654262.

It is an arithmetic number, because the mean of its divisors is an integer number (8253733950000).

Almost surely, 2^{201121001110112} is an apocalyptic number.

It is an amenable number.

201121001110112 is a deficient number, since it is larger than the sum of its proper divisors (195058228489888).

201121001110112 is a wasteful number, since it uses less digits than its factorization.

201121001110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262839 (or 262831 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 201121001110112 its reverse (211011100121102), we get a palindrome (412132101231214).

It can be divided in two parts, 20112100 and 1110112, that added together give a palindrome (21222212).

The spelling of 201121001110112 in words is "two hundred one trillion, one hundred twenty-one billion, one million, one hundred ten thousand, one hundred twelve".