1112111011012 has 24 divisors (see below), whose sum is σ = 1949249641752. Its totient is φ = 555182918400.

The previous prime is 1112111010991. The next prime is 1112111011027. The reversal of 1112111011012 is 2101101112111.

It can be written as a sum of positive squares in 4 ways, for example, as 6214799556 + 1105896211456 = 78834^2 + 1051616^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1112111010983 and 1112111011001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12414462 + ... + 12503722.

It is an arithmetic number, because the mean of its divisors is an integer number (81218735073).

Almost surely, 2^{1112111011012} is an apocalyptic number.

It is an amenable number.

1112111011012 is a deficient number, since it is larger than the sum of its proper divisors (837138630740).

1112111011012 is a wasteful number, since it uses less digits than its factorization.

1112111011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94119 (or 94117 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 1112111011012 its reverse (2101101112111), we get a palindrome (3213212123123).

The spelling of 1112111011012 in words is "one trillion, one hundred twelve billion, one hundred eleven million, eleven thousand, twelve".