20846607203 has 2 divisors, whose sum is σ = 20846607204. Its totient is φ = 20846607202.

The previous prime is 20846607191. The next prime is 20846607241. The reversal of 20846607203 is 30270664802.

It is an a-pointer prime, because the next prime (20846607241) can be obtained adding 20846607203 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20846607203 - 2²⁴ = 20829829987 is a prime.

It is not a weakly prime, because it can be changed into another prime (20846607253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10423303601 + 10423303602.

It is an arithmetic number, because the mean of its divisors is an integer number (10423303602).

Almost surely, 2^20846607203 is an apocalyptic number.

20846607203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20846607203 is an equidigital number, since it uses as much as digits as its factorization.

20846607203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 20846607203 in words is "twenty billion, eight hundred forty-six million, six hundred seven thousand, two hundred three".