102423212 has 12 divisors (see below), whose sum is σ = 179562936. Its totient is φ = 51119520.

The previous prime is 102423203. The next prime is 102423241. The reversal of 102423212 is 212324201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20489 + ... + 24992.

It is an arithmetic number, because the mean of its divisors is an integer number (14963578).

Almost surely, 2^102423212 is an apocalyptic number.

It is an amenable number.

102423212 is a deficient number, since it is larger than the sum of its proper divisors (77139724).

102423212 is a wasteful number, since it uses less digits than its factorization.

102423212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46048 (or 46046 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 102423212 is about 10120.4353661293. The cubic root of 102423212 is about 467.8781855995.

Adding to 102423212 its reverse (212324201), we get a palindrome (314747413).

The spelling of 102423212 in words is "one hundred two million, four hundred twenty-three thousand, two hundred twelve".