111111011111002 has 8 divisors (see below), whose sum is σ = 190476019047456. Its totient is φ = 47619004761852.

The previous prime is 111111011110999. The next prime is 111111011111033. The reversal of 111111011111002 is 200111110111111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3968250396808 + ... + 3968250396835.

It is an arithmetic number, because the mean of its divisors is an integer number (23809502380932).

Almost surely, 2^{111111011111002} is an apocalyptic number.

111111011111002 is a deficient number, since it is larger than the sum of its proper divisors (79365007936454).

111111011111002 is an equidigital number, since it uses as much as digits as its factorization.

111111011111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7936500793652.

The product of its (nonzero) digits is 2, while the sum is 13.

Adding to 111111011111002 its reverse (200111110111111), we get a palindrome (311222121222113).

The spelling of 111111011111002 in words is "one hundred eleven trillion, one hundred eleven billion, eleven million, one hundred eleven thousand, two".