102125268515761 has 2 divisors, whose sum is σ = 102125268515762. Its totient is φ = 102125268515760.

The previous prime is 102125268515719. The next prime is 102125268515843. The reversal of 102125268515761 is 167515862521201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97192605194161 + 4932663321600 = 9858631^2 + 2220960^2 .

It is a cyclic number.

It is not a de Polignac number, because 102125268515761 - 2³⁵ = 102090908777393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102125268515699 and 102125268515708.

It is not a weakly prime, because it can be changed into another prime (102125268510761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51062634257880 + 51062634257881.

It is an arithmetic number, because the mean of its divisors is an integer number (51062634257881).

Almost surely, 2^{102125268515761} is an apocalyptic number.

It is an amenable number.

102125268515761 is a deficient number, since it is larger than the sum of its proper divisors (1).

102125268515761 is an equidigital number, since it uses as much as digits as its factorization.

102125268515761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 52.

The spelling of 102125268515761 in words is "one hundred two trillion, one hundred twenty-five billion, two hundred sixty-eight million, five hundred fifteen thousand, seven hundred sixty-one".