111101001081002 has 16 divisors (see below), whose sum is σ = 171155882483712. Its totient is φ = 54049045274640.

The previous prime is 111101001081001. The next prime is 111101001081019. The reversal of 111101001081002 is 200180100101111.

It is not an unprimeable number, because it can be changed into a prime (111101001081001) 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, 71923823 + ... + 73452285.

It is an arithmetic number, because the mean of its divisors is an integer number (10697242655232).

Almost surely, 2^{111101001081002} is an apocalyptic number.

111101001081002 is a deficient number, since it is larger than the sum of its proper divisors (60054881402710).

111101001081002 is a wasteful number, since it uses less digits than its factorization.

111101001081002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510773.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 111101001081002 its reverse (200180100101111), we get a palindrome (311281101182113).

The spelling of 111101001081002 in words is "one hundred eleven trillion, one hundred one billion, one million, eighty-one thousand, two".