1101111000102 has 24 divisors (see below), whose sum is σ = 2386288235136. Its totient is φ = 366952733136.

The previous prime is 1101111000001. The next prime is 1101111000109. The reversal of 1101111000102 is 2010001111011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101111000109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6941638 + ... + 7098489.

It is an arithmetic number, because the mean of its divisors is an integer number (99428676464).

Almost surely, 2^{1101111000102} is an apocalyptic number.

1101111000102 is an abundant number, since it is smaller than the sum of its proper divisors (1285177235034).

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

1101111000102 is a wasteful number, since it uses less digits than its factorization.

1101111000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14044492 (or 14044489 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1101111000102 its reverse (2010001111011), we get a palindrome (3111112111113).

The spelling of 1101111000102 in words is "one trillion, one hundred one billion, one hundred eleven million, one hundred two", and thus it is an aban number.