202112021202097 has 2 divisors, whose sum is σ = 202112021202098. Its totient is φ = 202112021202096.

The previous prime is 202112021202073. The next prime is 202112021202127. The reversal of 202112021202097 is 790202120211202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197516490051136 + 4595531150961 = 14054056^2 + 2143719^2 .

It is a cyclic number.

It is not a de Polignac number, because 202112021202097 - 2⁷ = 202112021201969 is a prime.

It is a super-2 number, since 2×202112021202097² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202112021202037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101056010601048 + 101056010601049.

It is an arithmetic number, because the mean of its divisors is an integer number (101056010601049).

Almost surely, 2^{202112021202097} is an apocalyptic number.

It is an amenable number.

202112021202097 is a deficient number, since it is larger than the sum of its proper divisors (1).

202112021202097 is an equidigital number, since it uses as much as digits as its factorization.

202112021202097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 31.

Adding to 202112021202097 its reverse (790202120211202), we get a palindrome (992314141413299).

The spelling of 202112021202097 in words is "two hundred two trillion, one hundred twelve billion, twenty-one million, two hundred two thousand, ninety-seven".