11130031023 has 8 divisors (see below), whose sum is σ = 14853623088. Its totient is φ = 7413229824.

The previous prime is 11130031021. The next prime is 11130031079. The reversal of 11130031023 is 32013003111.

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

It is not a de Polignac number, because 11130031023 - 2¹ = 11130031021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11130030993 and 11130031011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130031021) 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, 1693890 + ... + 1700447.

It is an arithmetic number, because the mean of its divisors is an integer number (1856702886).

Almost surely, 2^11130031023 is an apocalyptic number.

11130031023 is a deficient number, since it is larger than the sum of its proper divisors (3723592065).

11130031023 is a wasteful number, since it uses less digits than its factorization.

11130031023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395433.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11130031023 its reverse (32013003111), we get a palindrome (43143034134).

The spelling of 11130031023 in words is "eleven billion, one hundred thirty million, thirty-one thousand, twenty-three".