20135673267203 has 8 divisors (see below), whose sum is σ = 22960134223488. Its totient is φ = 17493435598464.

The previous prime is 20135673267113. The next prime is 20135673267247. The reversal of 20135673267203 is 30276237653102.

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 20135673267203 - 2¹⁰ = 20135673266179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20135673267253) 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, 45555821651 + ... + 45555822092.

It is an arithmetic number, because the mean of its divisors is an integer number (2870016777936).

Almost surely, 2^{20135673267203} is an apocalyptic number.

20135673267203 is a deficient number, since it is larger than the sum of its proper divisors (2824460956285).

20135673267203 is a wasteful number, since it uses less digits than its factorization.

20135673267203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91111643773.

The product of its (nonzero) digits is 1905120, while the sum is 47.

The spelling of 20135673267203 in words is "twenty trillion, one hundred thirty-five billion, six hundred seventy-three million, two hundred sixty-seven thousand, two hundred three".