111012111002 has 8 divisors (see below), whose sum is σ = 179327256276. Its totient is φ = 51236358912.

The previous prime is 111012110999. The next prime is 111012111017. The reversal of 111012111002 is 200111210111.

It can be written as a sum of positive squares in 2 ways, for example, as 103233047401 + 7779063601 = 321299^2 + 88199^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 2134848263 + ... + 2134848314.

Almost surely, 2^111012111002 is an apocalyptic number.

111012111002 is a deficient number, since it is larger than the sum of its proper divisors (68315145274).

111012111002 is a wasteful number, since it uses less digits than its factorization.

111012111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269696592.

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

Adding to 111012111002 its reverse (200111210111), we get a palindrome (311123321113).

The spelling of 111012111002 in words is "one hundred eleven billion, twelve million, one hundred eleven thousand, two".