20340024112 has 20 divisors (see below), whose sum is σ = 39650573560. Its totient is φ = 10107618048.

The previous prime is 20340024071. The next prime is 20340024149. The reversal of 20340024112 is 21142004302.

It is a self number, because there is not a number n which added to its sum of digits gives 20340024112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3896937 + ... + 3902152.

It is an arithmetic number, because the mean of its divisors is an integer number (1982528678).

Almost surely, 2^20340024112 is an apocalyptic number.

It is an amenable number.

20340024112 is a deficient number, since it is larger than the sum of its proper divisors (19310549448).

20340024112 is a wasteful number, since it uses less digits than its factorization.

20340024112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799260 (or 7799254 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20340024112 its reverse (21142004302), we get a palindrome (41482028414).

The spelling of 20340024112 in words is "twenty billion, three hundred forty million, twenty-four thousand, one hundred twelve".