200211210111220 has 192 divisors, whose sum is σ = 541161715433472. Its totient is φ = 60383443392000.

The previous prime is 200211210111019. The next prime is 200211210111317. The reversal of 200211210111220 is 22111012112002.

It is a junction number, because it is equal to n+sod(n) for n = 200211210111194 and 200211210111203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 417055449 + ... + 417535231.

It is an arithmetic number, because the mean of its divisors is an integer number (2818550601216).

Almost surely, 2^{200211210111220} is an apocalyptic number.

200211210111220 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 200211210111220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270580857716736).

200211210111220 is an abundant number, since it is smaller than the sum of its proper divisors (340950505322252).

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

200211210111220 is a wasteful number, since it uses less digits than its factorization.

200211210111220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488582 (or 488580 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200211210111220 its reverse (22111012112002), we get a palindrome (222322222223222).

The spelling of 200211210111220 in words is "two hundred trillion, two hundred eleven billion, two hundred ten million, one hundred eleven thousand, two hundred twenty".