111020000111 has 2 divisors, whose sum is σ = 111020000112. Its totient is φ = 111020000110.

The previous prime is 111020000033. The next prime is 111020000153. The reversal of 111020000111 is 111000020111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111020000111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111020000171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55510000055 + 55510000056.

It is an arithmetic number, because the mean of its divisors is an integer number (55510000056).

Almost surely, 2^111020000111 is an apocalyptic number.

111020000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

111020000111 is an equidigital number, since it uses as much as digits as its factorization.

111020000111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 111020000111 its reverse (111000020111), we get a palindrome (222020020222).

It can be divided in two parts, 111020000 and 111, that added together give a palindrome (111020111).

The spelling of 111020000111 in words is "one hundred eleven billion, twenty million, one hundred eleven", and thus it is an aban number.