1101112111101 has 24 divisors (see below), whose sum is σ = 1561691277504. Its totient is φ = 689963599360.

The previous prime is 1101112111097. The next prime is 1101112111129. The reversal of 1101112111101 is 1011112111011.

It is not a de Polignac number, because 1101112111101 - 2² = 1101112111097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101112116101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210480 + ... + 1498841.

It is an arithmetic number, because the mean of its divisors is an integer number (65070469896).

Almost surely, 2^{1101112111101} is an apocalyptic number.

It is an amenable number.

1101112111101 is a deficient number, since it is larger than the sum of its proper divisors (460579166403).

1101112111101 is a wasteful number, since it uses less digits than its factorization.

1101112111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710101 (or 1710084 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 1101112111101 its reverse (1011112111011), we get a palindrome (2112224222112).

The spelling of 1101112111101 in words is "one trillion, one hundred one billion, one hundred twelve million, one hundred eleven thousand, one hundred one".