102322212 has 24 divisors (see below), whose sum is σ = 239828736. Its totient is φ = 33953568.

The previous prime is 102322153. The next prime is 102322217. The reversal of 102322212 is 212223201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102322191 and 102322200.

It is not an unprimeable number, because it can be changed into a prime (102322217) 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, 16443 + ... + 21794.

It is an arithmetic number, because the mean of its divisors is an integer number (9992864).

Almost surely, 2^102322212 is an apocalyptic number.

102322212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102322212 is an abundant number, since it is smaller than the sum of its proper divisors (137506524).

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

102322212 is a wasteful number, since it uses less digits than its factorization.

102322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38467 (or 38465 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 102322212 is about 10115.4442314710. Note that the first 3 decimals coincide. The cubic root of 102322212 is about 467.7243427437.

Adding to 102322212 its reverse (212223201), we get a palindrome (314545413).

The spelling of 102322212 in words is "one hundred two million, three hundred twenty-two thousand, two hundred twelve".