20112102333320 has 16 divisors (see below), whose sum is σ = 45252230250060. Its totient is φ = 8044840933312.

The previous prime is 20112102333319. The next prime is 20112102333361. The reversal of 20112102333320 is 2333320121102.

It can be written as a sum of positive squares in 2 ways, for example, as 19931778108004 + 180324225316 = 4464502^2 + 424646^2 .

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, 251401279127 + ... + 251401279206.

Almost surely, 2^{20112102333320} is an apocalyptic number.

20112102333320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20112102333320 is an abundant number, since it is smaller than the sum of its proper divisors (25140127916740).

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

20112102333320 is a wasteful number, since it uses less digits than its factorization.

20112102333320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502802558344 (or 502802558340 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 20112102333320 its reverse (2333320121102), we get a palindrome (22445422454422).

The spelling of 20112102333320 in words is "twenty trillion, one hundred twelve billion, one hundred two million, three hundred thirty-three thousand, three hundred twenty".