1121112011101 has 8 divisors (see below), whose sum is σ = 1130591347200. Its totient is φ = 1111671131472.

The previous prime is 1121112011057. The next prime is 1121112011141. The reversal of 1121112011101 is 1011102111211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121112011101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121112011141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9555565 + ... + 9672178.

It is an arithmetic number, because the mean of its divisors is an integer number (141323918400).

Almost surely, 2^{1121112011101} is an apocalyptic number.

It is an amenable number.

1121112011101 is a deficient number, since it is larger than the sum of its proper divisors (9479336099).

1121112011101 is a wasteful number, since it uses less digits than its factorization.

1121112011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19228235.

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

Adding to 1121112011101 its reverse (1011102111211), we get a palindrome (2132214122312).

It can be divided in two parts, 112111 and 2011101, that added together give a palindrome (2123212).

The spelling of 1121112011101 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, eleven thousand, one hundred one".