11023122331525 has 12 divisors (see below), whose sum is σ = 13668728447844. Its totient is φ = 8818461248000.

The previous prime is 11023122331523. The next prime is 11023122331621. The reversal of 11023122331525 is 52513322132011.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1601556056676 + 9421566274849 = 1265526^2 + 3069457^2 .

It is not a de Polignac number, because 11023122331525 - 2¹ = 11023122331523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023122331523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6359235 + ... + 7904815.

It is an arithmetic number, because the mean of its divisors is an integer number (1139060703987).

Almost surely, 2^{11023122331525} is an apocalyptic number.

It is an amenable number.

11023122331525 is a deficient number, since it is larger than the sum of its proper divisors (2645606116319).

11023122331525 is a wasteful number, since it uses less digits than its factorization.

11023122331525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830872 (or 1830867 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 11023122331525 its reverse (52513322132011), we get a palindrome (63536444463536).

The spelling of 11023122331525 in words is "eleven trillion, twenty-three billion, one hundred twenty-two million, three hundred thirty-one thousand, five hundred twenty-five".