102132302242 has 8 divisors (see below), whose sum is σ = 156935001132. Its totient is φ = 49820635200.

The previous prime is 102132302231. The next prime is 102132302243. The reversal of 102132302242 is 242203231201.

It can be written as a sum of positive squares in 2 ways, for example, as 102130737241 + 1565001 = 319579^2 + 1251^2 .

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

It is a super-2 number, since 2×102132302242² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102132302243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622757859 + ... + 622758022.

Almost surely, 2^102132302242 is an apocalyptic number.

102132302242 is a deficient number, since it is larger than the sum of its proper divisors (54802698890).

102132302242 is a wasteful number, since it uses less digits than its factorization.

102132302242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245515924.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 102132302242 its reverse (242203231201), we get a palindrome (344335533443).

The spelling of 102132302242 in words is "one hundred two billion, one hundred thirty-two million, three hundred two thousand, two hundred forty-two".