20973922303 has 2 divisors, whose sum is σ = 20973922304. Its totient is φ = 20973922302.

The previous prime is 20973922181. The next prime is 20973922313. The reversal of 20973922303 is 30322937902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20973922303 - 2⁹ = 20973921791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20973922313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10486961151 + 10486961152.

It is an arithmetic number, because the mean of its divisors is an integer number (10486961152).

Almost surely, 2^20973922303 is an apocalyptic number.

20973922303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20973922303 is an equidigital number, since it uses as much as digits as its factorization.

20973922303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 40.

The spelling of 20973922303 in words is "twenty billion, nine hundred seventy-three million, nine hundred twenty-two thousand, three hundred three".