20136347203 has 8 divisors (see below), whose sum is σ = 23111738208. Its totient is φ = 17185648704.

The previous prime is 20136347201. The next prime is 20136347249. The reversal of 20136347203 is 30274363102.

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

It is not a de Polignac number, because 20136347203 - 2¹ = 20136347201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20136347201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6171376 + ... + 6174637.

It is an arithmetic number, because the mean of its divisors is an integer number (2888967276).

Almost surely, 2^20136347203 is an apocalyptic number.

20136347203 is a deficient number, since it is larger than the sum of its proper divisors (2975391005).

20136347203 is a wasteful number, since it uses less digits than its factorization.

20136347203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346253.

The product of its (nonzero) digits is 18144, while the sum is 31.

The spelling of 20136347203 in words is "twenty billion, one hundred thirty-six million, three hundred forty-seven thousand, two hundred three".