102240434043 has 96 divisors (see below), whose sum is σ = 177146004672. Its totient is φ = 56114380800.

The previous prime is 102240434039. The next prime is 102240434057. The reversal of 102240434043 is 340434042201.

It is a happy number.

102240434043 is a `hidden beast` number, since 1 + 0 + 224 + 0 + 434 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 102240434043 - 2² = 102240434039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102240433998 and 102240434016.

It is not an unprimeable number, because it can be changed into a prime (102240434033) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5027071 + ... + 5047367.

It is an arithmetic number, because the mean of its divisors is an integer number (1845270882).

Almost surely, 2^102240434043 is an apocalyptic number.

102240434043 is a deficient number, since it is larger than the sum of its proper divisors (74905570629).

102240434043 is a wasteful number, since it uses less digits than its factorization.

102240434043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20445 (or 20442 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 102240434043 its reverse (340434042201), we get a palindrome (442674476244).

The spelling of 102240434043 in words is "one hundred two billion, two hundred forty million, four hundred thirty-four thousand, forty-three".