2120611 has 2 divisors, whose sum is σ = 2120612. Its totient is φ = 2120610.

The previous prime is 2120579. The next prime is 2120621. The reversal of 2120611 is 1160212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120611 - 2⁵ = 2120579 is a prime.

2120611 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2120591 and 2120600.

It is not a weakly prime, because it can be changed into another prime (2120621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060305 + 1060306.

It is an arithmetic number, because the mean of its divisors is an integer number (1060306).

2^2120611 is an apocalyptic number.

2120611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120611 is an equidigital number, since it uses as much as digits as its factorization.

2120611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2120611 is about 1456.2317810019. The cubic root of 2120611 is about 128.4755059371.

Adding to 2120611 its reverse (1160212), we get a palindrome (3280823).

The spelling of 2120611 in words is "two million, one hundred twenty thousand, six hundred eleven".