102212482 has 4 divisors (see below), whose sum is σ = 153318726. Its totient is φ = 51106240.

The previous prime is 102212479. The next prime is 102212507. The reversal of 102212482 is 284212201.

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

It can be written as a sum of positive squares in only one way, i.e., 76720081 + 25492401 = 8759^2 + 5049^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25553119 + ... + 25553122.

Almost surely, 2^102212482 is an apocalyptic number.

102212482 is a deficient number, since it is larger than the sum of its proper divisors (51106244).

102212482 is an equidigital number, since it uses as much as digits as its factorization.

102212482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51106243.

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 102212482 is about 10110.0188921683. The cubic root of 102212482 is about 467.5570875981.

Adding to 102212482 its reverse (284212201), we get a palindrome (386424683).

The spelling of 102212482 in words is "one hundred two million, two hundred twelve thousand, four hundred eighty-two".