20002000112220 has 96 divisors (see below), whose sum is σ = 64196330784768. Its totient is φ = 4558319281152.

The previous prime is 20002000112183. The next prime is 20002000112251. The reversal of 20002000112220 is 2221100020002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 20002000112196 and 20002000112205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70516932 + ... + 70800011.

It is an arithmetic number, because the mean of its divisors is an integer number (668711779008).

Almost surely, 2^{20002000112220} is an apocalyptic number.

20002000112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002000112220 is an abundant number, since it is smaller than the sum of its proper divisors (44194330672548).

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

20002000112220 is a wasteful number, since it uses less digits than its factorization.

20002000112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141317299 (or 141317297 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20002000112220 its reverse (2221100020002), we get a palindrome (22223100132222).

The spelling of 20002000112220 in words is "twenty trillion, two billion, one hundred twelve thousand, two hundred twenty".