197222065903 has 2 divisors, whose sum is σ = 197222065904. Its totient is φ = 197222065902.

The previous prime is 197222065879. The next prime is 197222065969. The reversal of 197222065903 is 309560222791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 197222065903 - 2⁵ = 197222065871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (197222065993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98611032951 + 98611032952.

It is an arithmetic number, because the mean of its divisors is an integer number (98611032952).

Almost surely, 2^197222065903 is an apocalyptic number.

197222065903 is a deficient number, since it is larger than the sum of its proper divisors (1).

197222065903 is an equidigital number, since it uses as much as digits as its factorization.

197222065903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 46.

The spelling of 197222065903 in words is "one hundred ninety-seven billion, two hundred twenty-two million, sixty-five thousand, nine hundred three".