102122011125247 has 2 divisors, whose sum is σ = 102122011125248. Its totient is φ = 102122011125246.

The previous prime is 102122011125229. The next prime is 102122011125283. The reversal of 102122011125247 is 742521110221201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102122011125247 is a prime.

It is a super-2 number, since 2×102122011125247² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102122011125227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061005562623 + 51061005562624.

It is an arithmetic number, because the mean of its divisors is an integer number (51061005562624).

Almost surely, 2^{102122011125247} is an apocalyptic number.

102122011125247 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122011125247 is an equidigital number, since it uses as much as digits as its factorization.

102122011125247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 31.

Adding to 102122011125247 its reverse (742521110221201), we get a palindrome (844643121346448).

The spelling of 102122011125247 in words is "one hundred two trillion, one hundred twenty-two billion, eleven million, one hundred twenty-five thousand, two hundred forty-seven".