2120010102211 has 4 divisors (see below), whose sum is σ = 2138771253672. Its totient is φ = 2101248950752.

The previous prime is 2120010102191. The next prime is 2120010102239. The reversal of 2120010102211 is 1122010100212.

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 2120010102211 - 2¹⁹ = 2120009577923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120010102191 and 2120010102200.

It is not an unprimeable number, because it can be changed into a prime (2120010102011) 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, 9380575561 + ... + 9380575786.

It is an arithmetic number, because the mean of its divisors is an integer number (534692813418).

Almost surely, 2^{2120010102211} is an apocalyptic number.

2120010102211 is a deficient number, since it is larger than the sum of its proper divisors (18761151461).

2120010102211 is a wasteful number, since it uses less digits than its factorization.

2120010102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18761151460.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2120010102211 its reverse (1122010100212), we get a palindrome (3242020202423).

The spelling of 2120010102211 in words is "two trillion, one hundred twenty billion, ten million, one hundred two thousand, two hundred eleven".