201111101201120 has 48 divisors (see below), whose sum is σ = 518318156281968. Its totient is φ = 73131309527040.

The previous prime is 201111101201113. The next prime is 201111101201137. The reversal of 201111101201120 is 21102101111102.

It is a junction number, because it is equal to n+sod(n) for n = 201111101201095 and 201111101201104.

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, 57133833809 + ... + 57133837328.

It is an arithmetic number, because the mean of its divisors is an integer number (10798294922541).

Almost surely, 2^{201111101201120} is an apocalyptic number.

201111101201120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201111101201120 is an abundant number, since it is smaller than the sum of its proper divisors (317207055080848).

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

201111101201120 is a wasteful number, since it uses less digits than its factorization.

201111101201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114267671163 (or 114267671155 counting only the distinct ones).

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

Adding to 201111101201120 its reverse (21102101111102), we get a palindrome (222213202312222).

The spelling of 201111101201120 in words is "two hundred one trillion, one hundred eleven billion, one hundred one million, two hundred one thousand, one hundred twenty".