20112102321330 has 16 divisors (see below), whose sum is σ = 48269045571264. Its totient is φ = 5363227285680.

The previous prime is 20112102321307. The next prime is 20112102321359. The reversal of 20112102321330 is 3312320121102.

It is a junction number, because it is equal to n+sod(n) for n = 20112102321297 and 20112102321306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335201705326 + ... + 335201705385.

It is an arithmetic number, because the mean of its divisors is an integer number (3016815348204).

Almost surely, 2^{20112102321330} is an apocalyptic number.

20112102321330 is an abundant number, since it is smaller than the sum of its proper divisors (28156943249934).

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

20112102321330 is a wasteful number, since it uses less digits than its factorization.

20112102321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670403410721.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20112102321330 its reverse (3312320121102), we get a palindrome (23424422442432).

The spelling of 20112102321330 in words is "twenty trillion, one hundred twelve billion, one hundred two million, three hundred twenty-one thousand, three hundred thirty".