202232132161 has 2 divisors, whose sum is σ = 202232132162. Its totient is φ = 202232132160.

The previous prime is 202232132147. The next prime is 202232132237. The reversal of 202232132161 is 161231232202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106236883600 + 95995248561 = 325940^2 + 309831^2 .

It is a cyclic number.

It is not a de Polignac number, because 202232132161 - 2¹³ = 202232123969 is a prime.

It is not a weakly prime, because it can be changed into another prime (202232138161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101116066080 + 101116066081.

It is an arithmetic number, because the mean of its divisors is an integer number (101116066081).

Almost surely, 2^202232132161 is an apocalyptic number.

It is an amenable number.

202232132161 is a deficient number, since it is larger than the sum of its proper divisors (1).

202232132161 is an equidigital number, since it uses as much as digits as its factorization.

202232132161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 202232132161 its reverse (161231232202), we get a palindrome (363463364363).

The spelling of 202232132161 in words is "two hundred two billion, two hundred thirty-two million, one hundred thirty-two thousand, one hundred sixty-one".