212002220210000 has 400 divisors, whose sum is σ = 592373829696000. Its totient is φ = 72667108800000.

The previous prime is 212002220209903. The next prime is 212002220210003. The reversal of 212002220210000 is 12022200212.

It is a tau number, because it is divible by the number of its divisors (400).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212002220210003) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 415655135 + ... + 416164865.

It is an arithmetic number, because the mean of its divisors is an integer number (1480934574240).

Almost surely, 2^{212002220210000} is an apocalyptic number.

212002220210000 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 212002220210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296186914848000).

212002220210000 is an abundant number, since it is smaller than the sum of its proper divisors (380371609486000).

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

212002220210000 is a wasteful number, since it uses less digits than its factorization.

212002220210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509988 (or 509967 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212002220210000 its reverse (12022200212), we get a palindrome (212014242410212).

The spelling of 212002220210000 in words is "two hundred twelve trillion, two billion, two hundred twenty million, two hundred ten thousand".