102443002 has 8 divisors (see below), whose sum is σ = 153717876. Its totient is φ = 51203712.

The previous prime is 102442997. The next prime is 102443009. The reversal of 102443002 is 200344201.

It can be written as a sum of positive squares in 2 ways, for example, as 102394161 + 48841 = 10119^2 + 221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (102443009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138 + ... + 14314.

Almost surely, 2^102443002 is an apocalyptic number.

102443002 is a deficient number, since it is larger than the sum of its proper divisors (51274874).

102443002 is a wasteful number, since it uses less digits than its factorization.

102443002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17792.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 102443002 is about 10121.4130436417. The cubic root of 102443002 is about 467.9083178088.

Adding to 102443002 its reverse (200344201), we get a palindrome (302787203).

The spelling of 102443002 in words is "one hundred two million, four hundred forty-three thousand, two".