102271023 has 24 divisors (see below), whose sum is σ = 154692720. Its totient is φ = 65022720.

The previous prime is 102271021. The next prime is 102271033. The reversal of 102271023 is 320172201.

It is not a de Polignac number, because 102271023 - 2¹ = 102271021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102270987 and 102271005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102271021) 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 in 23 ways as a sum of consecutive naturals, for example, 19303 + ... + 24023.

It is an arithmetic number, because the mean of its divisors is an integer number (6445530).

Almost surely, 2^102271023 is an apocalyptic number.

102271023 is a deficient number, since it is larger than the sum of its proper divisors (52421697).

102271023 is a wasteful number, since it uses less digits than its factorization.

102271023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4839 (or 4836 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 102271023 is about 10112.9136750988. The cubic root of 102271023 is about 467.6463331745.

The spelling of 102271023 in words is "one hundred two million, two hundred seventy-one thousand, twenty-three".