220311322002212 has 12 divisors (see below), whose sum is σ = 440622644004480. Its totient is φ = 94419138000936.

The previous prime is 220311322002209. The next prime is 220311322002217. The reversal of 220311322002212 is 212200223113022.

It is a happy number.

220311322002212 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (220311322002217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3934130750012 + ... + 3934130750067.

It is an arithmetic number, because the mean of its divisors is an integer number (36718553667040).

Almost surely, 2^{220311322002212} is an apocalyptic number.

It is an amenable number.

220311322002212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

220311322002212 is a wasteful number, since it uses less digits than its factorization.

220311322002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7868261500090 (or 7868261500088 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 220311322002212 its reverse (212200223113022), we get a palindrome (432511545115234).

The spelling of 220311322002212 in words is "two hundred twenty trillion, three hundred eleven billion, three hundred twenty-two million, two thousand, two hundred twelve".