1111110221012 has 24 divisors (see below), whose sum is σ = 2213436964032. Its totient is φ = 483091400000.

The previous prime is 1111110220967. The next prime is 1111110221027. The reversal of 1111110221012 is 2101220111111.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 548966489 + ... + 548968512.

It is an arithmetic number, because the mean of its divisors is an integer number (92226540168).

Almost surely, 2^{1111110221012} is an apocalyptic number.

It is an amenable number.

1111110221012 is a deficient number, since it is larger than the sum of its proper divisors (1102326743020).

1111110221012 is a wasteful number, since it uses less digits than its factorization.

1111110221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097935039 (or 1097935037 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111110221012 its reverse (2101220111111), we get a palindrome (3212330332123).

The spelling of 1111110221012 in words is "one trillion, one hundred eleven billion, one hundred ten million, two hundred twenty-one thousand, twelve".