220228648312 has 8 divisors (see below), whose sum is σ = 412928715600. Its totient is φ = 110114324152.

The previous prime is 220228648303. The next prime is 220228648319. The reversal of 220228648312 is 213846822022.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220228648319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13764290512 + ... + 13764290527.

It is an arithmetic number, because the mean of its divisors is an integer number (51616089450).

Almost surely, 2^220228648312 is an apocalyptic number.

It is an amenable number.

220228648312 is a deficient number, since it is larger than the sum of its proper divisors (192700067288).

220228648312 is a wasteful number, since it uses less digits than its factorization.

220228648312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27528581045 (or 27528581041 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 220228648312 in words is "two hundred twenty billion, two hundred twenty-eight million, six hundred forty-eight thousand, three hundred twelve".