102040929602 has 8 divisors (see below), whose sum is σ = 153907038012. Its totient is φ = 50738583600.

The previous prime is 102040929589. The next prime is 102040929619. The reversal of 102040929602 is 206929040201.

It can be written as a sum of positive squares in 2 ways, for example, as 78143170681 + 23897758921 = 279541^2 + 154589^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140940149 + ... + 140940872.

Almost surely, 2^102040929602 is an apocalyptic number.

102040929602 is a deficient number, since it is larger than the sum of its proper divisors (51866108410).

102040929602 is a wasteful number, since it uses less digits than its factorization.

102040929602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281881204.

The product of its (nonzero) digits is 15552, while the sum is 35.

Adding to 102040929602 its reverse (206929040201), we get a palindrome (308969969803).

The spelling of 102040929602 in words is "one hundred two billion, forty million, nine hundred twenty-nine thousand, six hundred two".