2120120020011 has 8 divisors (see below), whose sum is σ = 3230659078144. Its totient is φ = 1211497154280.

The previous prime is 2120120019989. The next prime is 2120120020021. The reversal of 2120120020011 is 1100200210212.

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

It is not a de Polignac number, because 2120120020011 - 2¹⁸ = 2120119757867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120120020021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50479048075 + ... + 50479048116.

It is an arithmetic number, because the mean of its divisors is an integer number (403832384768).

Almost surely, 2^{2120120020011} is an apocalyptic number.

2120120020011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2120120020011 is a deficient number, since it is larger than the sum of its proper divisors (1110539058133).

2120120020011 is a wasteful number, since it uses less digits than its factorization.

2120120020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100958096201.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2120120020011 its reverse (1100200210212), we get a palindrome (3220320230223).

The spelling of 2120120020011 in words is "two trillion, one hundred twenty billion, one hundred twenty million, twenty thousand, eleven".