20002102002037 has 2 divisors, whose sum is σ = 20002102002038. Its totient is φ = 20002102002036.

The previous prime is 20002102001971. The next prime is 20002102002109. The reversal of 20002102002037 is 73020020120002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14828961003921 + 5173140998116 = 3850839^2 + 2274454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20002102002037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20002102002137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001051001018 + 10001051001019.

It is an arithmetic number, because the mean of its divisors is an integer number (10001051001019).

Almost surely, 2^{20002102002037} is an apocalyptic number.

It is an amenable number.

20002102002037 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002102002037 is an equidigital number, since it uses as much as digits as its factorization.

20002102002037 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 19.

Adding to 20002102002037 its reverse (73020020120002), we get a palindrome (93022122122039).

The spelling of 20002102002037 in words is "twenty trillion, two billion, one hundred two million, two thousand, thirty-seven".