202000120212220 has 192 divisors, whose sum is σ = 472947019776000. Its totient is φ = 71860772480000.

The previous prime is 202000120212199. The next prime is 202000120212239. The reversal of 202000120212220 is 22212021000202.

It is a junction number, because it is equal to n+sod(n) for n = 202000120212194 and 202000120212203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 632199261 + ... + 632518699.

It is an arithmetic number, because the mean of its divisors is an integer number (2463265728000).

Almost surely, 2^{202000120212220} is an apocalyptic number.

202000120212220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202000120212220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236473509888000).

202000120212220 is an abundant number, since it is smaller than the sum of its proper divisors (270946899563780).

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

202000120212220 is a wasteful number, since it uses less digits than its factorization.

202000120212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319900 (or 319898 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202000120212220 its reverse (22212021000202), we get a palindrome (224212141212422).

The spelling of 202000120212220 in words is "two hundred two trillion, one hundred twenty million, two hundred twelve thousand, two hundred twenty".