102011122230077 has 2 divisors, whose sum is σ = 102011122230078. Its totient is φ = 102011122230076.

The previous prime is 102011122230049. The next prime is 102011122230131. The reversal of 102011122230077 is 770032221110201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55419180692836 + 46591941537241 = 7444406^2 + 6825829^2 .

It is a cyclic number.

It is not a de Polignac number, because 102011122230077 - 2⁶ = 102011122230013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102811122230077) 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, 51005561115038 + 51005561115039.

It is an arithmetic number, because the mean of its divisors is an integer number (51005561115039).

Almost surely, 2^{102011122230077} is an apocalyptic number.

It is an amenable number.

102011122230077 is a deficient number, since it is larger than the sum of its proper divisors (1).

102011122230077 is an equidigital number, since it uses as much as digits as its factorization.

102011122230077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 29.

Adding to 102011122230077 its reverse (770032221110201), we get a palindrome (872043343340278).

The spelling of 102011122230077 in words is "one hundred two trillion, eleven billion, one hundred twenty-two million, two hundred thirty thousand, seventy-seven".