220200011212120 has 32 divisors (see below), whose sum is σ = 495466889663520. Its totient is φ = 88077006362880.

The previous prime is 220200011212117. The next prime is 220200011212121. The reversal of 220200011212120 is 21212110002022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220200011212094 and 220200011212103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200011212121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92501301 + ... + 94851940.

It is an arithmetic number, because the mean of its divisors is an integer number (15483340301985).

Almost surely, 2^{220200011212120} is an apocalyptic number.

220200011212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220200011212120 is an abundant number, since it is smaller than the sum of its proper divisors (275266878451400).

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

220200011212120 is a wasteful number, since it uses less digits than its factorization.

220200011212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187382635 (or 187382631 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220200011212120 its reverse (21212110002022), we get a palindrome (241412121214142).

The spelling of 220200011212120 in words is "two hundred twenty trillion, two hundred billion, eleven million, two hundred twelve thousand, one hundred twenty".