111111001001102 has 16 divisors (see below), whose sum is σ = 167230062784512. Its totient is φ = 55367705834520.

The previous prime is 111111001001093. The next prime is 111111001001107. The reversal of 111111001001102 is 201100100111111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111111001001107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11009318 + ... + 18531785.

It is an arithmetic number, because the mean of its divisors is an integer number (10451878924032).

Almost surely, 2^{111111001001102} is an apocalyptic number.

111111001001102 is a deficient number, since it is larger than the sum of its proper divisors (56119061783410).

111111001001102 is a wasteful number, since it uses less digits than its factorization.

111111001001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29547463.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 111111001001102 its reverse (201100100111111), we get a palindrome (312211101112213).

The spelling of 111111001001102 in words is "one hundred eleven trillion, one hundred eleven billion, one million, one thousand, one hundred two".