102321214 has 4 divisors (see below), whose sum is σ = 153481824. Its totient is φ = 51160606.

The previous prime is 102321203. The next prime is 102321221. The reversal of 102321214 is 412123201.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×102321214³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25580302 + ... + 25580305.

It is an arithmetic number, because the mean of its divisors is an integer number (38370456).

Almost surely, 2^102321214 is an apocalyptic number.

102321214 is a deficient number, since it is larger than the sum of its proper divisors (51160610).

102321214 is an equidigital number, since it uses as much as digits as its factorization.

102321214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51160609.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 102321214 is about 10115.3949008430. The cubic root of 102321214 is about 467.7228220885.

Adding to 102321214 its reverse (412123201), we get a palindrome (514444415).

The spelling of 102321214 in words is "one hundred two million, three hundred twenty-one thousand, two hundred fourteen".