102442352338 has 8 divisors (see below), whose sum is σ = 153902509488. Its totient is φ = 51141515844.

The previous prime is 102442352333. The next prime is 102442352381. The reversal of 102442352338 is 833253244201.

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

It is a junction number, because it is equal to n+sod(n) for n = 102442352297 and 102442352306.

It is not an unprimeable number, because it can be changed into a prime (102442352333) 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, 39828556 + ... + 39831127.

It is an arithmetic number, because the mean of its divisors is an integer number (19237813686).

Almost surely, 2^102442352338 is an apocalyptic number.

102442352338 is a deficient number, since it is larger than the sum of its proper divisors (51460157150).

102442352338 is an equidigital number, since it uses as much as digits as its factorization.

102442352338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79660328.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 102442352338 its reverse (833253244201), we get a palindrome (935695596539).

The spelling of 102442352338 in words is "one hundred two billion, four hundred forty-two million, three hundred fifty-two thousand, three hundred thirty-eight".