102122011122247 has 2 divisors, whose sum is σ = 102122011122248. Its totient is φ = 102122011122246.

The previous prime is 102122011122101. The next prime is 102122011122259. The reversal of 102122011122247 is 742221110221201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102122011122247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102122011125247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061005561123 + 51061005561124.

It is an arithmetic number, because the mean of its divisors is an integer number (51061005561124).

Almost surely, 2^{102122011122247} is an apocalyptic number.

102122011122247 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122011122247 is an equidigital number, since it uses as much as digits as its factorization.

102122011122247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 28.

Adding to 102122011122247 its reverse (742221110221201), we get a palindrome (844343121343448).

The spelling of 102122011122247 in words is "one hundred two trillion, one hundred twenty-two billion, eleven million, one hundred twenty-two thousand, two hundred forty-seven".