120211101111 has 8 divisors (see below), whose sum is σ = 160291486080. Its totient is φ = 80135725112.

The previous prime is 120211101067. The next prime is 120211101119. The reversal of 120211101111 is 111101112021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120211101111 - 2⁹ = 120211100599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120211101119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1195881 + ... + 1292498.

It is an arithmetic number, because the mean of its divisors is an integer number (20036435760).

Almost surely, 2^120211101111 is an apocalyptic number.

120211101111 is a deficient number, since it is larger than the sum of its proper divisors (40080384969).

120211101111 is a wasteful number, since it uses less digits than its factorization.

120211101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504485.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 120211101111 its reverse (111101112021), we get a palindrome (231312213132).

The spelling of 120211101111 in words is "one hundred twenty billion, two hundred eleven million, one hundred one thousand, one hundred eleven".