102223134 has 40 divisors (see below), whose sum is σ = 246680280. Its totient is φ = 31452624.

The previous prime is 102223111. The next prime is 102223183. The reversal of 102223134 is 431322201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22164 + ... + 26375.

It is an arithmetic number, because the mean of its divisors is an integer number (6167007).

Almost surely, 2^102223134 is an apocalyptic number.

102223134 is an abundant number, since it is smaller than the sum of its proper divisors (144457146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102223134 is a wasteful number, since it uses less digits than its factorization.

102223134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48566 (or 48557 counting only the distinct ones).

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

The square root of 102223134 is about 10110.5456826029. The cubic root of 102223134 is about 467.5733290753.

Adding to 102223134 its reverse (431322201), we get a palindrome (533545335).

The spelling of 102223134 in words is "one hundred two million, two hundred twenty-three thousand, one hundred thirty-four".