220001000111 has 4 divisors (see below), whose sum is σ = 220127949912. Its totient is φ = 219874050312.

The previous prime is 220001000099. The next prime is 220001000113. The reversal of 220001000111 is 111000100022.

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 220001000111 - 2⁶ = 220001000047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220001000113) 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, 63472301 + ... + 63475766.

It is an arithmetic number, because the mean of its divisors is an integer number (55031987478).

Almost surely, 2^220001000111 is an apocalyptic number.

220001000111 is a deficient number, since it is larger than the sum of its proper divisors (126949801).

220001000111 is a wasteful number, since it uses less digits than its factorization.

220001000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126949800.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 220001000111 its reverse (111000100022), we get a palindrome (331001100133).

The spelling of 220001000111 in words is "two hundred twenty billion, one million, one hundred eleven", and thus it is an aban number.