20103243313529 has 8 divisors (see below), whose sum is σ = 20297514517440. Its totient is φ = 19909776546000.

The previous prime is 20103243313453. The next prime is 20103243313597. The reversal of 20103243313529 is 92531334230102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20103243313529 - 2¹⁶ = 20103243247993 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20103243313492 and 20103243313501.

It is not an unprimeable number, because it can be changed into a prime (20103243313229) 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, 201058874 + ... + 201158835.

It is an arithmetic number, because the mean of its divisors is an integer number (2537189314680).

Almost surely, 2^{20103243313529} is an apocalyptic number.

It is an amenable number.

20103243313529 is a deficient number, since it is larger than the sum of its proper divisors (194271203911).

20103243313529 is a wasteful number, since it uses less digits than its factorization.

20103243313529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402218191.

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 20103243313529 in words is "twenty trillion, one hundred three billion, two hundred forty-three million, three hundred thirteen thousand, five hundred twenty-nine".