2000201220137 has 2 divisors, whose sum is σ = 2000201220138. Its totient is φ = 2000201220136.

The previous prime is 2000201220109. The next prime is 2000201220163. The reversal of 2000201220137 is 7310221020002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1332849469081 + 667351751056 = 1154491^2 + 816916^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000201220137 - 2⁸ = 2000201219881 is a prime.

It is not a weakly prime, because it can be changed into another prime (2000201220197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000100610068 + 1000100610069.

It is an arithmetic number, because the mean of its divisors is an integer number (1000100610069).

Almost surely, 2^{2000201220137} is an apocalyptic number.

It is an amenable number.

2000201220137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000201220137 is an equidigital number, since it uses as much as digits as its factorization.

2000201220137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 2000201220137 its reverse (7310221020002), we get a palindrome (9310422240139).

The spelling of 2000201220137 in words is "two trillion, two hundred one million, two hundred twenty thousand, one hundred thirty-seven".