2120120201111 has 8 divisors (see below), whose sum is σ = 2312907363984. Its totient is φ = 1927341198720.

The previous prime is 2120120201081. The next prime is 2120120201183. The reversal of 2120120201111 is 1111020210212.

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 2120120201111 - 2¹⁰ = 2120120200087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120120201011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1490450 + ... + 2541983.

It is an arithmetic number, because the mean of its divisors is an integer number (289113420498).

Almost surely, 2^{2120120201111} is an apocalyptic number.

2120120201111 is a deficient number, since it is larger than the sum of its proper divisors (192787162873).

2120120201111 is a wasteful number, since it uses less digits than its factorization.

2120120201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080241.

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

Adding to 2120120201111 its reverse (1111020210212), we get a palindrome (3231140411323).

The spelling of 2120120201111 in words is "two trillion, one hundred twenty billion, one hundred twenty million, two hundred one thousand, one hundred eleven".