2112020411 has 4 divisors (see below), whose sum is σ = 2223179400. Its totient is φ = 2000861424.

The previous prime is 2112020399. The next prime is 2112020429. The reversal of 2112020411 is 1140202112.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-2112020411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112020441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55579466 + ... + 55579503.

It is an arithmetic number, because the mean of its divisors is an integer number (555794850).

Almost surely, 2^2112020411 is an apocalyptic number.

2112020411 is a deficient number, since it is larger than the sum of its proper divisors (111158989).

2112020411 is a wasteful number, since it uses less digits than its factorization.

2112020411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111158988.

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

The square root of 2112020411 is about 45956.7232404574. The cubic root of 2112020411 is about 1283.0178651279.

Adding to 2112020411 its reverse (1140202112), we get a palindrome (3252222523).

The spelling of 2112020411 in words is "two billion, one hundred twelve million, twenty thousand, four hundred eleven".