102099126278377 has 2 divisors, whose sum is σ = 102099126278378. Its totient is φ = 102099126278376.

The previous prime is 102099126278341. The next prime is 102099126278411. The reversal of 102099126278377 is 773872621990201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56799374879296 + 45299751399081 = 7536536^2 + 6730509^2 .

It is a cyclic number.

It is not a de Polignac number, because 102099126278377 - 2²⁷ = 102098992060649 is a prime.

It is not a weakly prime, because it can be changed into another prime (102099126278327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51049563139188 + 51049563139189.

It is an arithmetic number, because the mean of its divisors is an integer number (51049563139189).

Almost surely, 2^{102099126278377} is an apocalyptic number.

It is an amenable number.

102099126278377 is a deficient number, since it is larger than the sum of its proper divisors (1).

102099126278377 is an equidigital number, since it uses as much as digits as its factorization.

102099126278377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32006016, while the sum is 64.

The spelling of 102099126278377 in words is "one hundred two trillion, ninety-nine billion, one hundred twenty-six million, two hundred seventy-eight thousand, three hundred seventy-seven".