20310215344334 has 32 divisors (see below), whose sum is σ = 32834454589440. Its totient is φ = 9394776705600.

The previous prime is 20310215344313. The next prime is 20310215344361. The reversal of 20310215344334 is 43344351201302.

It is a junction number, because it is equal to n+sod(n) for n = 20310215344294 and 20310215344303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1683794 + ... + 6592085.

It is an arithmetic number, because the mean of its divisors is an integer number (1026076705920).

Almost surely, 2^{20310215344334} is an apocalyptic number.

20310215344334 is a deficient number, since it is larger than the sum of its proper divisors (12524239245106).

20310215344334 is a wasteful number, since it uses less digits than its factorization.

20310215344334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8277656.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 20310215344334 its reverse (43344351201302), we get a palindrome (63654566545636).

The spelling of 20310215344334 in words is "twenty trillion, three hundred ten billion, two hundred fifteen million, three hundred forty-four thousand, three hundred thirty-four".