111001311102 has 32 divisors (see below), whose sum is σ = 245102578560. Its totient is φ = 33231497120.

The previous prime is 111001311059. The next prime is 111001311107. The reversal of 111001311102 is 201113100111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001311107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10126077 + ... + 10137032.

It is an arithmetic number, because the mean of its divisors is an integer number (7659455580).

Almost surely, 2^111001311102 is an apocalyptic number.

111001311102 is an abundant number, since it is smaller than the sum of its proper divisors (134101267458).

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

111001311102 is a wasteful number, since it uses less digits than its factorization.

111001311102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20263208.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 111001311102 its reverse (201113100111), we get a palindrome (312114411213).

The spelling of 111001311102 in words is "one hundred eleven billion, one million, three hundred eleven thousand, one hundred two".