20340302223004 has 12 divisors (see below), whose sum is σ = 35855350269984. Its totient is φ = 10095916431584.

The previous prime is 20340302222987. The next prime is 20340302223067. The reversal of 20340302223004 is 40032220304302.

It is a self number, because there is not a number n which added to its sum of digits gives 20340302223004.

It is a congruent number.

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, 18558669364 + ... + 18558670459.

It is an arithmetic number, because the mean of its divisors is an integer number (2987945855832).

Almost surely, 2^{20340302223004} is an apocalyptic number.

It is an amenable number.

20340302223004 is a deficient number, since it is larger than the sum of its proper divisors (15515048046980).

20340302223004 is a wasteful number, since it uses less digits than its factorization.

20340302223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37117339964 (or 37117339962 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 20340302223004 its reverse (40032220304302), we get a palindrome (60372522527306).

The spelling of 20340302223004 in words is "twenty trillion, three hundred forty billion, three hundred two million, two hundred twenty-three thousand, four".