1111002012112 has 40 divisors (see below), whose sum is σ = 2283280162056. Its totient is φ = 521885761536.

The previous prime is 1111002012103. The next prime is 1111002012137. The reversal of 1111002012112 is 2112102001111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 151707134016 + 959294878096 = 389496^2 + 979436^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1111002012092 and 1111002012101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3515073 + ... + 3818080.

Almost surely, 2^{1111002012112} is an apocalyptic number.

It is an amenable number.

1111002012112 is an abundant number, since it is smaller than the sum of its proper divisors (1172278149944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111002012112 is a wasteful number, since it uses less digits than its factorization.

1111002012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7333735 (or 7333729 counting only the distinct ones).

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

Adding to 1111002012112 its reverse (2112102001111), we get a palindrome (3223104013223).

It can be divided in two parts, 111100 and 2012112, that added together give a palindrome (2123212).

The spelling of 1111002012112 in words is "one trillion, one hundred eleven billion, two million, twelve thousand, one hundred twelve".