20340300034 has 16 divisors (see below), whose sum is σ = 30894716736. Its totient is φ = 10042673200.

The previous prime is 20340300017. The next prime is 20340300049. The reversal of 20340300034 is 43000304302.

It is a junction number, because it is equal to n+sod(n) for n = 20340299984 and 20340300020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86257 + ... + 219364.

It is an arithmetic number, because the mean of its divisors is an integer number (1930919796).

Almost surely, 2^20340300034 is an apocalyptic number.

20340300034 is a deficient number, since it is larger than the sum of its proper divisors (10554416702).

20340300034 is a wasteful number, since it uses less digits than its factorization.

20340300034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306041.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 20340300034 its reverse (43000304302), we get a palindrome (63340604336).

The spelling of 20340300034 in words is "twenty billion, three hundred forty million, three hundred thousand, thirty-four".