220111121000011 has 4 divisors (see below), whose sum is σ = 220764269727352. Its totient is φ = 219457972272672.

The previous prime is 220111121000009. The next prime is 220111121000093. The reversal of 220111121000011 is 110000121111022.

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 220111121000011 - 2¹ = 220111121000009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220111120999955 and 220111121000000.

It is not an unprimeable number, because it can be changed into a prime (220111121060011) 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, 326574363165 + ... + 326574363838.

It is an arithmetic number, because the mean of its divisors is an integer number (55191067431838).

Almost surely, 2^{220111121000011} is an apocalyptic number.

220111121000011 is a deficient number, since it is larger than the sum of its proper divisors (653148727341).

220111121000011 is an equidigital number, since it uses as much as digits as its factorization.

220111121000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653148727340.

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

Adding to 220111121000011 its reverse (110000121111022), we get a palindrome (330111242111033).

The spelling of 220111121000011 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred twenty-one million, eleven", and thus it is an aban number.