112021040513 has 4 divisors (see below), whose sum is σ = 113130159828. Its totient is φ = 110911921200.

The previous prime is 112021040491. The next prime is 112021040533. The reversal of 112021040513 is 315040120211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83779565809 + 28241474704 = 289447^2 + 168052^2 .

It is a cyclic number.

It is not a de Polignac number, because 112021040513 - 2⁶ = 112021040449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021040533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554559506 + ... + 554559707.

It is an arithmetic number, because the mean of its divisors is an integer number (28282539957).

Almost surely, 2^112021040513 is an apocalyptic number.

It is an amenable number.

112021040513 is a deficient number, since it is larger than the sum of its proper divisors (1109119315).

112021040513 is a wasteful number, since it uses less digits than its factorization.

112021040513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109119314.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 112021040513 its reverse (315040120211), we get a palindrome (427061160724).

The spelling of 112021040513 in words is "one hundred twelve billion, twenty-one million, forty thousand, five hundred thirteen".