102502404143 has 16 divisors (see below), whose sum is σ = 105687680256. Its totient is φ = 99370951680.

The previous prime is 102502404133. The next prime is 102502404149. The reversal of 102502404143 is 341404205201.

It is a cyclic number.

It is not a de Polignac number, because 102502404143 - 2⁴ = 102502404127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102502404149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2659055 + ... + 2697327.

It is an arithmetic number, because the mean of its divisors is an integer number (6605480016).

Almost surely, 2^102502404143 is an apocalyptic number.

102502404143 is a deficient number, since it is larger than the sum of its proper divisors (3185276113).

102502404143 is an equidigital number, since it uses as much as digits as its factorization.

102502404143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38974.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 102502404143 its reverse (341404205201), we get a palindrome (443906609344).

The spelling of 102502404143 in words is "one hundred two billion, five hundred two million, four hundred four thousand, one hundred forty-three".