1111200001112 has 8 divisors (see below), whose sum is σ = 2083500002100. Its totient is φ = 555600000552.

The previous prime is 1111200001103. The next prime is 1111200001117. The reversal of 1111200001112 is 2111000021111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1111200001093 and 1111200001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111200001117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69450000062 + ... + 69450000077.

Almost surely, 2^{1111200001112} is an apocalyptic number.

It is an amenable number.

1111200001112 is a deficient number, since it is larger than the sum of its proper divisors (972300000988).

1111200001112 is a wasteful number, since it uses less digits than its factorization.

1111200001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138900000145 (or 138900000141 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1111200001112 its reverse (2111000021111), we get a palindrome (3222200022223).

The spelling of 1111200001112 in words is "one trillion, one hundred eleven billion, two hundred million, one thousand, one hundred twelve".