220111012010011 has 4 divisors (see below), whose sum is σ = 221072195468800. Its totient is φ = 219149828551224.

The previous prime is 220111012009997. The next prime is 220111012010039. The reversal of 220111012010011 is 110010210111022.

It is a happy number.

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 220111012010011 - 2¹¹ = 220111012007963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220111012009973 and 220111012010000.

It is not an unprimeable number, because it can be changed into a prime (220111012010041) 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, 480591729051 + ... + 480591729508.

It is an arithmetic number, because the mean of its divisors is an integer number (55268048867200).

Almost surely, 2^{220111012010011} is an apocalyptic number.

220111012010011 is a deficient number, since it is larger than the sum of its proper divisors (961183458789).

220111012010011 is an equidigital number, since it uses as much as digits as its factorization.

220111012010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961183458788.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 220111012010011 its reverse (110010210111022), we get a palindrome (330121222121033).

The spelling of 220111012010011 in words is "two hundred twenty trillion, one hundred eleven billion, twelve million, ten thousand, eleven".