11121542340532 has 12 divisors (see below), whose sum is σ = 20959829795716. Its totient is φ = 5133019541760.

The previous prime is 11121542340529. The next prime is 11121542340553. The reversal of 11121542340532 is 23504324512111.

It can be written as a sum of positive squares in 2 ways, for example, as 2921761187856 + 8199781152676 = 1709316^2 + 2863526^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106937907069 + ... + 106937907172.

Almost surely, 2^{11121542340532} is an apocalyptic number.

It is an amenable number.

11121542340532 is a deficient number, since it is larger than the sum of its proper divisors (9838287455184).

11121542340532 is a wasteful number, since it uses less digits than its factorization.

11121542340532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213875814258 (or 213875814256 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 11121542340532 its reverse (23504324512111), we get a palindrome (34625866852643).

The spelling of 11121542340532 in words is "eleven trillion, one hundred twenty-one billion, five hundred forty-two million, three hundred forty thousand, five hundred thirty-two".