102121122202237 has 2 divisors, whose sum is σ = 102121122202238. Its totient is φ = 102121122202236.

The previous prime is 102121122202199. The next prime is 102121122202301. The reversal of 102121122202237 is 732202221121201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96729860797956 + 5391261404281 = 9835134^2 + 2321909^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102121122202237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102121122202537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060561101118 + 51060561101119.

It is an arithmetic number, because the mean of its divisors is an integer number (51060561101119).

Almost surely, 2^{102121122202237} is an apocalyptic number.

It is an amenable number.

102121122202237 is a deficient number, since it is larger than the sum of its proper divisors (1).

102121122202237 is an equidigital number, since it uses as much as digits as its factorization.

102121122202237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 102121122202237 its reverse (732202221121201), we get a palindrome (834323343323438).

The spelling of 102121122202237 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred two thousand, two hundred thirty-seven".