11131012023 has 4 divisors (see below), whose sum is σ = 14841349368. Its totient is φ = 7420674680.

The previous prime is 11131011979. The next prime is 11131012049. The reversal of 11131012023 is 32021013111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11131012023 - 2¹⁰ = 11131010999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11131011993 and 11131012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131032023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855168668 + ... + 1855168673.

It is an arithmetic number, because the mean of its divisors is an integer number (3710337342).

Almost surely, 2^11131012023 is an apocalyptic number.

11131012023 is a deficient number, since it is larger than the sum of its proper divisors (3710337345).

11131012023 is an equidigital number, since it uses as much as digits as its factorization.

11131012023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710337344.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11131012023 its reverse (32021013111), we get a palindrome (43152025134).

The spelling of 11131012023 in words is "eleven billion, one hundred thirty-one million, twelve thousand, twenty-three".