201985792403 has 2 divisors, whose sum is σ = 201985792404. Its totient is φ = 201985792402.

The previous prime is 201985792319. The next prime is 201985792441. The reversal of 201985792403 is 304297589102.

201985792403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201985792403 - 2²⁴ = 201969015187 is a prime.

It is not a weakly prime, because it can be changed into another prime (201985792493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100992896201 + 100992896202.

It is an arithmetic number, because the mean of its divisors is an integer number (100992896202).

Almost surely, 2^201985792403 is an apocalyptic number.

201985792403 is a deficient number, since it is larger than the sum of its proper divisors (1).

201985792403 is an equidigital number, since it uses as much as digits as its factorization.

201985792403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 201985792403 in words is "two hundred one billion, nine hundred eighty-five million, seven hundred ninety-two thousand, four hundred three".