102265123 has 2 divisors, whose sum is σ = 102265124. Its totient is φ = 102265122.

The previous prime is 102265109. The next prime is 102265127. The reversal of 102265123 is 321562201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102265123 - 2¹⁷ = 102134051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102265094 and 102265103.

It is not a weakly prime, because it can be changed into another prime (102265127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51132561 + 51132562.

It is an arithmetic number, because the mean of its divisors is an integer number (51132562).

Almost surely, 2^102265123 is an apocalyptic number.

102265123 is a deficient number, since it is larger than the sum of its proper divisors (1).

102265123 is an equidigital number, since it uses as much as digits as its factorization.

102265123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 102265123 is about 10112.6219646539. The cubic root of 102265123 is about 467.6373401859.

It can be divided in two parts, 102 and 265123, that added together give a square (265225 = 515²).

The spelling of 102265123 in words is "one hundred two million, two hundred sixty-five thousand, one hundred twenty-three".