111211020110002 has 8 divisors (see below), whose sum is σ = 170885226022812. Its totient is φ = 54249278102400.

The previous prime is 111211020109957. The next prime is 111211020110033. The reversal of 111211020110002 is 200011020112111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 110332524437041 + 878495672961 = 10503929^2 + 937281^2 .

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, 678115976199 + ... + 678115976362.

Almost surely, 2^{111211020110002} is an apocalyptic number.

111211020110002 is a deficient number, since it is larger than the sum of its proper divisors (59674205912810).

111211020110002 is a wasteful number, since it uses less digits than its factorization.

111211020110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356231952604.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111211020110002 its reverse (200011020112111), we get a palindrome (311222040222113).

The spelling of 111211020110002 in words is "one hundred eleven trillion, two hundred eleven billion, twenty million, one hundred ten thousand, two".