2100020010037 has 2 divisors, whose sum is σ = 2100020010038. Its totient is φ = 2100020010036.

The previous prime is 2100020010019. The next prime is 2100020010083. The reversal of 2100020010037 is 7300100200012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2057600900356 + 42419109681 = 1434434^2 + 205959^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100020010037 - 2¹⁹ = 2100019485749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2100020010037.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100020010007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050010005018 + 1050010005019.

It is an arithmetic number, because the mean of its divisors is an integer number (1050010005019).

Almost surely, 2^{2100020010037} is an apocalyptic number.

It is an amenable number.

2100020010037 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100020010037 is an equidigital number, since it uses as much as digits as its factorization.

2100020010037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 16.

Adding to 2100020010037 its reverse (7300100200012), we get a palindrome (9400120210049).

The spelling of 2100020010037 in words is "two trillion, one hundred billion, twenty million, ten thousand, thirty-seven".