202201022109971 has 2 divisors, whose sum is σ = 202201022109972. Its totient is φ = 202201022109970.

The previous prime is 202201022109967. The next prime is 202201022110007. The reversal of 202201022109971 is 179901220102202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202201022109971 - 2² = 202201022109967 is a prime.

It is not a weakly prime, because it can be changed into another prime (202201022199971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101100511054985 + 101100511054986.

It is an arithmetic number, because the mean of its divisors is an integer number (101100511054986).

Almost surely, 2^{202201022109971} is an apocalyptic number.

202201022109971 is a deficient number, since it is larger than the sum of its proper divisors (1).

202201022109971 is an equidigital number, since it uses as much as digits as its factorization.

202201022109971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 202201022109971 in words is "two hundred two trillion, two hundred one billion, twenty-two million, one hundred nine thousand, nine hundred seventy-one".