111120000102 has 48 divisors (see below), whose sum is σ = 260281110960. Its totient is φ = 34142129856.

The previous prime is 111120000059. The next prime is 111120000127. The reversal of 111120000102 is 201000021111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4378053 + ... + 4403360.

It is an arithmetic number, because the mean of its divisors is an integer number (5422523145).

Almost surely, 2^111120000102 is an apocalyptic number.

111120000102 is an abundant number, since it is smaller than the sum of its proper divisors (149161110858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111120000102 is a wasteful number, since it uses less digits than its factorization.

111120000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8781477 (or 8781474 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 111120000102 its reverse (201000021111), we get a palindrome (312120021213).

The spelling of 111120000102 in words is "one hundred eleven billion, one hundred twenty million, one hundred two", and thus it is an aban number.