2120020120011 has 16 divisors (see below), whose sum is σ = 3033969169824. Its totient is φ = 1311986663424.

The previous prime is 2120020120007. The next prime is 2120020120033. The reversal of 2120020120011 is 1100210200212.

It is not a de Polignac number, because 2120020120011 - 2² = 2120020120007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2120020120051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284715606 + ... + 284723051.

It is an arithmetic number, because the mean of its divisors is an integer number (189623073114).

Almost surely, 2^{2120020120011} is an apocalyptic number.

2120020120011 is a deficient number, since it is larger than the sum of its proper divisors (913949049813).

2120020120011 is a wasteful number, since it uses less digits than its factorization.

2120020120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569438750.

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

Adding to 2120020120011 its reverse (1100210200212), we get a palindrome (3220230320223).

The spelling of 2120020120011 in words is "two trillion, one hundred twenty billion, twenty million, one hundred twenty thousand, eleven".