120211104111 has 24 divisors (see below), whose sum is σ = 186629564160. Its totient is φ = 68625858672.

The previous prime is 120211104103. The next prime is 120211104131. The reversal of 120211104111 is 111401112021.

It is a happy number.

It is not a de Polignac number, because 120211104111 - 2³ = 120211104103 is a prime.

It is a super-2 number, since 2×120211104111² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120211104131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240801 + ... + 546266.

It is an arithmetic number, because the mean of its divisors is an integer number (7776231840).

Almost surely, 2^120211104111 is an apocalyptic number.

120211104111 is a deficient number, since it is larger than the sum of its proper divisors (66418460049).

120211104111 is a wasteful number, since it uses less digits than its factorization.

120211104111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788123 (or 788116 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120211104111 its reverse (111401112021), we get a palindrome (231612216132).

The spelling of 120211104111 in words is "one hundred twenty billion, two hundred eleven million, one hundred four thousand, one hundred eleven".