1111131101103 has 8 divisors (see below), whose sum is σ = 1481520305328. Its totient is φ = 740747982144.

The previous prime is 1111131101089. The next prime is 1111131101161. The reversal of 1111131101103 is 3011011311111.

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

It is a de Polignac number, because none of the positive numbers 2^k-1111131101103 is a prime.

It is a super-2 number, since 2×1111131101103² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111131105103) 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, 1076700 + ... + 1838897.

It is an arithmetic number, because the mean of its divisors is an integer number (185190038166).

Almost surely, 2^{1111131101103} is an apocalyptic number.

1111131101103 is a deficient number, since it is larger than the sum of its proper divisors (370389204225).

1111131101103 is a wasteful number, since it uses less digits than its factorization.

1111131101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042633.

The product of its (nonzero) digits is 9, while the sum is 15.

Adding to 1111131101103 its reverse (3011011311111), we get a palindrome (4122142412214).

The spelling of 1111131101103 in words is "one trillion, one hundred eleven billion, one hundred thirty-one million, one hundred one thousand, one hundred three".