113143033440020 has 24 divisors (see below), whose sum is σ = 237629484691368. Its totient is φ = 45251667763200.

The previous prime is 113143033440013. The next prime is 113143033440023. The reversal of 113143033440020 is 20044330341311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 100972688644 + 113042060751376 = 317762^2 + 10632124^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113143033440023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346433501 + ... + 346759940.

It is an arithmetic number, because the mean of its divisors is an integer number (9901228528807).

Almost surely, 2^{113143033440020} is an apocalyptic number.

113143033440020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113143033440020 is an abundant number, since it is smaller than the sum of its proper divisors (124486451251348).

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

113143033440020 is a wasteful number, since it uses less digits than its factorization.

113143033440020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693201611 (or 693201609 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 113143033440020 its reverse (20044330341311), we get a palindrome (133187363781331).

The spelling of 113143033440020 in words is "one hundred thirteen trillion, one hundred forty-three billion, thirty-three million, four hundred forty thousand, twenty".