200022002161 has 2 divisors, whose sum is σ = 200022002162. Its totient is φ = 200022002160.

The previous prime is 200022002153. The next prime is 200022002189. The reversal of 200022002161 is 161200220002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160244093025 + 39777909136 = 400305^2 + 199444^2 .

It is a cyclic number.

It is not a de Polignac number, because 200022002161 - 2³ = 200022002153 is a prime.

It is not a weakly prime, because it can be changed into another prime (200022002861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100011001080 + 100011001081.

It is an arithmetic number, because the mean of its divisors is an integer number (100011001081).

Almost surely, 2^200022002161 is an apocalyptic number.

It is an amenable number.

200022002161 is a deficient number, since it is larger than the sum of its proper divisors (1).

200022002161 is an equidigital number, since it uses as much as digits as its factorization.

200022002161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 200022002161 its reverse (161200220002), we get a palindrome (361222222163).

The spelling of 200022002161 in words is "two hundred billion, twenty-two million, two thousand, one hundred sixty-one".