10023501043513 has 4 divisors (see below), whose sum is σ = 10023537715200. Its totient is φ = 10023464371828.

The previous prime is 10023501043483. The next prime is 10023501043541. The reversal of 10023501043513 is 31534010532001.

It is a happy number.

10023501043513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10023501043513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10023501643513) 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, 17922745 + ... + 18473542.

It is an arithmetic number, because the mean of its divisors is an integer number (2505884428800).

Almost surely, 2^{10023501043513} is an apocalyptic number.

It is an amenable number.

10023501043513 is a deficient number, since it is larger than the sum of its proper divisors (36671687).

10023501043513 is an equidigital number, since it uses as much as digits as its factorization.

10023501043513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36671686.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 10023501043513 its reverse (31534010532001), we get a palindrome (41557511575514).

The spelling of 10023501043513 in words is "ten trillion, twenty-three billion, five hundred one million, forty-three thousand, five hundred thirteen".