111131103101133 has 32 divisors (see below), whose sum is σ = 148594375987200. Its totient is φ = 73877963656896.

The previous prime is 111131103101129. The next prime is 111131103101143. The reversal of 111131103101133 is 331101301131111.

It is not a de Polignac number, because 111131103101133 - 2² = 111131103101129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111131103101143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7224272560 + ... + 7224287942.

It is an arithmetic number, because the mean of its divisors is an integer number (4643574249600).

Almost surely, 2^{111131103101133} is an apocalyptic number.

It is an amenable number.

111131103101133 is a deficient number, since it is larger than the sum of its proper divisors (37463272886067).

111131103101133 is a wasteful number, since it uses less digits than its factorization.

111131103101133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20601.

The product of its (nonzero) digits is 81, while the sum is 21.

Adding to 111131103101133 its reverse (331101301131111), we get a palindrome (442232404232244).

The spelling of 111131103101133 in words is "one hundred eleven trillion, one hundred thirty-one billion, one hundred three million, one hundred one thousand, one hundred thirty-three".