202012210122097 has 2 divisors, whose sum is σ = 202012210122098. Its totient is φ = 202012210122096.

The previous prime is 202012210122091. The next prime is 202012210122127. The reversal of 202012210122097 is 790221012210202.

202012210122097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137605662535936 + 64406547586161 = 11730544^2 + 8025369^2 .

It is a cyclic number.

It is not a de Polignac number, because 202012210122097 - 2³ = 202012210122089 is a prime.

It is not a weakly prime, because it can be changed into another prime (202012210122091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006105061048 + 101006105061049.

It is an arithmetic number, because the mean of its divisors is an integer number (101006105061049).

Almost surely, 2^{202012210122097} is an apocalyptic number.

It is an amenable number.

202012210122097 is a deficient number, since it is larger than the sum of its proper divisors (1).

202012210122097 is an equidigital number, since it uses as much as digits as its factorization.

202012210122097 is an evil number, because the sum of its binary digits is even.

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

Adding to 202012210122097 its reverse (790221012210202), we get a palindrome (992233222332299).

The spelling of 202012210122097 in words is "two hundred two trillion, twelve billion, two hundred ten million, one hundred twenty-two thousand, ninety-seven".