102340330434 has 24 divisors (see below), whose sum is σ = 222657464172. Its totient is φ = 33971892480.

The previous prime is 102340330427. The next prime is 102340330451. The reversal of 102340330434 is 434033043201.

102340330434 is a `hidden beast` number, since 10 + 2 + 340 + 3 + 304 + 3 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 95582997225 + 6757333209 = 309165^2 + 82203^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102340330398 and 102340330407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11791459 + ... + 11800134.

Almost surely, 2^102340330434 is an apocalyptic number.

102340330434 is an abundant number, since it is smaller than the sum of its proper divisors (120317133738).

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

102340330434 is a wasteful number, since it uses less digits than its factorization.

102340330434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23591842 (or 23591839 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 102340330434 its reverse (434033043201), we get a palindrome (536373373635).

The spelling of 102340330434 in words is "one hundred two billion, three hundred forty million, three hundred thirty thousand, four hundred thirty-four".