2110020011 has 4 divisors (see below), whose sum is σ = 2301840024. Its totient is φ = 1918200000.

The previous prime is 2110020007. The next prime is 2110020043. The reversal of 2110020011 is 1100200112.

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 2110020011 - 2² = 2110020007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2110020001) 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, 95909990 + ... + 95910011.

It is an arithmetic number, because the mean of its divisors is an integer number (575460006).

Almost surely, 2^2110020011 is an apocalyptic number.

2110020011 is a deficient number, since it is larger than the sum of its proper divisors (191820013).

2110020011 is a wasteful number, since it uses less digits than its factorization.

2110020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191820012.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 2110020011 is about 45934.9541308142. The cubic root of 2110020011 is about 1282.6126670763.

Adding to 2110020011 its reverse (1100200112), we get a palindrome (3210220123).

It can be divided in two parts, 2 and 110020011, that multiplied together give a palindrome (220040022).

The spelling of 2110020011 in words is "two billion, one hundred ten million, twenty thousand, eleven".