212211302000 has 160 divisors (see below), whose sum is σ = 521191195200. Its totient is φ = 83560320000.

The previous prime is 212211301997. The next prime is 212211302021. The reversal of 212211302000 is 203112212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36155066 + ... + 36160934.

It is an arithmetic number, because the mean of its divisors is an integer number (3257444970).

Almost surely, 2^212211302000 is an apocalyptic number.

212211302000 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 212211302000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260595597600).

212211302000 is an abundant number, since it is smaller than the sum of its proper divisors (308979893200).

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

212211302000 is a wasteful number, since it uses less digits than its factorization.

212211302000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172 (or 6156 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212211302000 its reverse (203112212), we get a palindrome (212414414212).

The spelling of 212211302000 in words is "two hundred twelve billion, two hundred eleven million, three hundred two thousand".