11131022023131 has 16 divisors (see below), whose sum is σ = 15090999748128. Its totient is φ = 7295965017600.

The previous prime is 11131022023111. The next prime is 11131022023193. The reversal of 11131022023131 is 13132022013111.

It is not a de Polignac number, because 11131022023131 - 2¹¹ = 11131022021083 is a prime.

It is a super-2 number, since 2×11131022023131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11131022023098 and 11131022023107.

It is not an unprimeable number, because it can be changed into a prime (11131022023111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12337326 + ... + 13208771.

It is an arithmetic number, because the mean of its divisors is an integer number (943187484258).

Almost surely, 2^{11131022023131} is an apocalyptic number.

11131022023131 is a deficient number, since it is larger than the sum of its proper divisors (3959977724997).

11131022023131 is a wasteful number, since it uses less digits than its factorization.

11131022023131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25548542.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 11131022023131 its reverse (13132022013111), we get a palindrome (24263044036242).

The spelling of 11131022023131 in words is "eleven trillion, one hundred thirty-one billion, twenty-two million, twenty-three thousand, one hundred thirty-one".