102242223 has 8 divisors (see below), whose sum is σ = 151470000. Its totient is φ = 68161464.

The previous prime is 102242219. The next prime is 102242227. The reversal of 102242223 is 322242201.

It is an interprime number because it is at equal distance from previous prime (102242219) and next prime (102242227).

It is not a de Polignac number, because 102242223 - 2² = 102242219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102242196 and 102242205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102242227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1893348 + ... + 1893401.

It is an arithmetic number, because the mean of its divisors is an integer number (18933750).

Almost surely, 2^102242223 is an apocalyptic number.

102242223 is a deficient number, since it is larger than the sum of its proper divisors (49227777).

102242223 is an equidigital number, since it uses as much as digits as its factorization.

102242223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786758 (or 3786752 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 102242223 is about 10111.4896528652. The cubic root of 102242223 is about 467.6024319193.

Adding to 102242223 its reverse (322242201), we get a palindrome (424484424).

The spelling of 102242223 in words is "one hundred two million, two hundred forty-two thousand, two hundred twenty-three".