1111201102012 has 12 divisors (see below), whose sum is σ = 1944849608856. Its totient is φ = 555529785200.

The previous prime is 1111201102001. The next prime is 1111201102021. The reversal of 1111201102012 is 2102011021111.

It is a happy number.

It is a super-3 number, since 3×1111201102012³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1111201101983 and 1111201102001.

It is a congruent number.

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, 17656114 + ... + 17718937.

It is an arithmetic number, because the mean of its divisors is an integer number (162070800738).

Almost surely, 2^{1111201102012} is an apocalyptic number.

It is an amenable number.

1111201102012 is a deficient number, since it is larger than the sum of its proper divisors (833648506844).

1111201102012 is a wasteful number, since it uses less digits than its factorization.

1111201102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35382908 (or 35382906 counting only the distinct ones).

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

Adding to 1111201102012 its reverse (2102011021111), we get a palindrome (3213212123123).

The spelling of 1111201102012 in words is "one trillion, one hundred eleven billion, two hundred one million, one hundred two thousand, twelve".