111101112002 has 4 divisors (see below), whose sum is σ = 166651668006. Its totient is φ = 55550556000.

The previous prime is 111101111987. The next prime is 111101112029. The reversal of 111101112002 is 200211101111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 103689796081 + 7411315921 = 322009^2 + 86089^2 .

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 as a sum of consecutive naturals, namely, 27775277999 + ... + 27775278002.

Almost surely, 2^111101112002 is an apocalyptic number.

111101112002 is a deficient number, since it is larger than the sum of its proper divisors (55550556004).

111101112002 is an equidigital number, since it uses as much as digits as its factorization.

111101112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55550556003.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111101112002 its reverse (200211101111), we get a palindrome (311312213113).

The spelling of 111101112002 in words is "one hundred eleven billion, one hundred one million, one hundred twelve thousand, two".