220111111001011 has 8 divisors (see below), whose sum is σ = 220662092808000. Its totient is φ = 219560399224320.

The previous prime is 220111111000999. The next prime is 220111111001027. The reversal of 220111111001011 is 110100111111022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220111111001011 - 2¹¹ = 220111110998963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220111111000982 and 220111111001000.

It is not an unprimeable number, because it can be changed into a prime (220111111001911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65875216 + ... + 69135853.

It is an arithmetic number, because the mean of its divisors is an integer number (27582761601000).

Almost surely, 2^{220111111001011} is an apocalyptic number.

220111111001011 is a deficient number, since it is larger than the sum of its proper divisors (550981806989).

220111111001011 is a wasteful number, since it uses less digits than its factorization.

220111111001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135015149.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 220111111001011 its reverse (110100111111022), we get a palindrome (330211222112033).

The spelling of 220111111001011 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred eleven million, one thousand, eleven".