220223301322212 has 144 divisors (see below), whose sum is σ = 584601183129600. Its totient is φ = 69767144213184.

The previous prime is 220223301322183. The next prime is 220223301322261. The reversal of 220223301322212 is 212223103322022.

220223301322212 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 2 + 330 + 1 + 322 + 2 + 1 + 2 = 666.

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 47 ways as a sum of consecutive naturals, for example, 118870033 + ... + 120708455.

It is an arithmetic number, because the mean of its divisors is an integer number (4059730438400).

Almost surely, 2^{220223301322212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220223301322212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292300591564800).

220223301322212 is an abundant number, since it is smaller than the sum of its proper divisors (364377881807388).

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

220223301322212 is a wasteful number, since it uses less digits than its factorization.

220223301322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839382 (or 1839377 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 220223301322212 its reverse (212223103322022), we get a palindrome (432446404644234).

The spelling of 220223301322212 in words is "two hundred twenty trillion, two hundred twenty-three billion, three hundred one million, three hundred twenty-two thousand, two hundred twelve".