102020500434 has 8 divisors (see below), whose sum is σ = 204041000880. Its totient is φ = 34006833476.

The previous prime is 102020500349. The next prime is 102020500441. The reversal of 102020500434 is 434005020201.

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

102020500434 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 102020500434.

It is an unprimeable number.

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, 8501708364 + ... + 8501708375.

It is an arithmetic number, because the mean of its divisors is an integer number (25505125110).

Almost surely, 2^102020500434 is an apocalyptic number.

102020500434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102020500434 is a wasteful number, since it uses less digits than its factorization.

102020500434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17003416744.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 102020500434 its reverse (434005020201), we get a palindrome (536025520635).

The spelling of 102020500434 in words is "one hundred two billion, twenty million, five hundred thousand, four hundred thirty-four".