2120220120011 has 16 divisors (see below), whose sum is σ = 2432019545088. Its totient is φ = 1810649937600.

The previous prime is 2120220119987. The next prime is 2120220120043. The reversal of 2120220120011 is 1100210220212.

It is not a de Polignac number, because 2120220120011 - 2²⁶ = 2120153011147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2120220120211) 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, 17846396 + ... + 17964806.

It is an arithmetic number, because the mean of its divisors is an integer number (152001221568).

Almost surely, 2^{2120220120011} is an apocalyptic number.

2120220120011 is a deficient number, since it is larger than the sum of its proper divisors (311799425077).

2120220120011 is a wasteful number, since it uses less digits than its factorization.

2120220120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127802.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2120220120011 its reverse (1100210220212), we get a palindrome (3220430340223).

It can be divided in two parts, 21202201 and 20011, that added together give a palindrome (21222212).

The spelling of 2120220120011 in words is "two trillion, one hundred twenty billion, two hundred twenty million, one hundred twenty thousand, eleven".