11023123223131 has 8 divisors (see below), whose sum is σ = 11382486985728. Its totient is φ = 10663995657000.

The previous prime is 11023123223117. The next prime is 11023123223153. The reversal of 11023123223131 is 13132232132011.

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

It is a cyclic number.

It is not a de Polignac number, because 11023123223131 - 2⁹ = 11023123222619 is a prime.

It is a super-2 number, since 2×11023123223131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023123223096 and 11023123223105.

It is not an unprimeable number, because it can be changed into a prime (11023123223171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58954255 + ... + 59140936.

It is an arithmetic number, because the mean of its divisors is an integer number (1422810873216).

Almost surely, 2^{11023123223131} is an apocalyptic number.

11023123223131 is a deficient number, since it is larger than the sum of its proper divisors (359363762597).

11023123223131 is a wasteful number, since it uses less digits than its factorization.

11023123223131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118098233.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11023123223131 its reverse (13132232132011), we get a palindrome (24155355355142).

The spelling of 11023123223131 in words is "eleven trillion, twenty-three billion, one hundred twenty-three million, two hundred twenty-three thousand, one hundred thirty-one".