11113524402020 has 48 divisors (see below), whose sum is σ = 24157107318960. Its totient is φ = 4289642681856.

The previous prime is 11113524402011. The next prime is 11113524402131. The reversal of 11113524402020 is 2020442531111.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 180926025316 + 10932598376704 = 425354^2 + 3306448^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4523207 + ... + 6533486.

It is an arithmetic number, because the mean of its divisors is an integer number (503273069145).

Almost surely, 2^{11113524402020} is an apocalyptic number.

11113524402020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113524402020 is an abundant number, since it is smaller than the sum of its proper divisors (13043582916940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11113524402020 is a wasteful number, since it uses less digits than its factorization.

11113524402020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11058464 (or 11058462 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 11113524402020 its reverse (2020442531111), we get a palindrome (13133966933131).

The spelling of 11113524402020 in words is "eleven trillion, one hundred thirteen billion, five hundred twenty-four million, four hundred two thousand, twenty".