1131101110111 has 8 divisors (see below), whose sum is σ = 1292797383680. Its totient is φ = 969432436728.

The previous prime is 1131101110103. The next prime is 1131101110127. The reversal of 1131101110111 is 1110111011311.

It is a happy number.

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

It is not a de Polignac number, because 1131101110111 - 2³ = 1131101110103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131101110091 and 1131101110100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131101150111) 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, 6812151 + ... + 6976216.

It is an arithmetic number, because the mean of its divisors is an integer number (161599672960).

Almost surely, 2^{1131101110111} is an apocalyptic number.

1131101110111 is a deficient number, since it is larger than the sum of its proper divisors (161696273569).

1131101110111 is a wasteful number, since it uses less digits than its factorization.

1131101110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13800093.

The product of its (nonzero) digits is 3, while the sum is 13.

Adding to 1131101110111 its reverse (1110111011311), we get a palindrome (2241212121422).

It can be divided in two parts, 113110 and 1110111, that added together give a palindrome (1223221).

The spelling of 1131101110111 in words is "one trillion, one hundred thirty-one billion, one hundred one million, one hundred ten thousand, one hundred eleven".