2120330011211 has 4 divisors (see below), whose sum is σ = 2212518272592. Its totient is φ = 2028141749832.

The previous prime is 2120330011187. The next prime is 2120330011271. The reversal of 2120330011211 is 1121100330212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2120330011211 - 2¹⁸ = 2120329749067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2120330011211.

It is not an unprimeable number, because it can be changed into a prime (2120330011271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46094130656 + ... + 46094130701.

It is an arithmetic number, because the mean of its divisors is an integer number (553129568148).

Almost surely, 2^{2120330011211} is an apocalyptic number.

2120330011211 is a deficient number, since it is larger than the sum of its proper divisors (92188261381).

2120330011211 is an equidigital number, since it uses as much as digits as its factorization.

2120330011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92188261380.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2120330011211 its reverse (1121100330212), we get a palindrome (3241430341423).

The spelling of 2120330011211 in words is "two trillion, one hundred twenty billion, three hundred thirty million, eleven thousand, two hundred eleven".