102100020011237 has 2 divisors, whose sum is σ = 102100020011238. Its totient is φ = 102100020011236.

The previous prime is 102100020011201. The next prime is 102100020011291. The reversal of 102100020011237 is 732110020001201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88772840300356 + 13327179710881 = 9421934^2 + 3650641^2 .

It is a cyclic number.

It is not a de Polignac number, because 102100020011237 - 2²⁶ = 102099952902373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102100020011537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050010005618 + 51050010005619.

It is an arithmetic number, because the mean of its divisors is an integer number (51050010005619).

Almost surely, 2^{102100020011237} is an apocalyptic number.

It is an amenable number.

102100020011237 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100020011237 is an equidigital number, since it uses as much as digits as its factorization.

102100020011237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 102100020011237 its reverse (732110020001201), we get a palindrome (834210040012438).

The spelling of 102100020011237 in words is "one hundred two trillion, one hundred billion, twenty million, eleven thousand, two hundred thirty-seven".