102134223 has 16 divisors (see below), whose sum is σ = 151997440. Its totient is φ = 67780152.

The previous prime is 102134213. The next prime is 102134231. The reversal of 102134223 is 322431201.

It is not a de Polignac number, because 102134223 - 2⁹ = 102133711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102134196 and 102134205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102134213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2461 + ... + 14502.

It is an arithmetic number, because the mean of its divisors is an integer number (9499840).

Almost surely, 2^102134223 is an apocalyptic number.

102134223 is a deficient number, since it is larger than the sum of its proper divisors (49863217).

102134223 is a wasteful number, since it uses less digits than its factorization.

102134223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17195 (or 17189 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 102134223 is about 10106.1477824144. The cubic root of 102134223 is about 467.4377287491.

Adding to 102134223 its reverse (322431201), we get a palindrome (424565424).

The spelling of 102134223 in words is "one hundred two million, one hundred thirty-four thousand, two hundred twenty-three".