220032011 has 2 divisors, whose sum is σ = 220032012. Its totient is φ = 220032010.

The previous prime is 220031993. The next prime is 220032013. The reversal of 220032011 is 110230022.

It is a happy number.

220032011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220032011 - 2⁶ = 220031947 is a prime.

Together with 220032013, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 220031983 and 220032001.

It is not a weakly prime, because it can be changed into another prime (220032013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110016005 + 110016006.

It is an arithmetic number, because the mean of its divisors is an integer number (110016006).

Almost surely, 2^220032011 is an apocalyptic number.

220032011 is a deficient number, since it is larger than the sum of its proper divisors (1).

220032011 is an equidigital number, since it uses as much as digits as its factorization.

220032011 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 11.

The square root of 220032011 is about 14833.4760255309. The cubic root of 220032011 is about 603.7103517065.

Adding to 220032011 its reverse (110230022), we get a palindrome (330262033).

The spelling of 220032011 in words is "two hundred twenty million, thirty-two thousand, eleven".