220112670447 has 24 divisors (see below), whose sum is σ = 322489084320. Its totient is φ = 144643349760.

The previous prime is 220112670359. The next prime is 220112670451. The reversal of 220112670447 is 744076211022.

220112670447 is a `hidden beast` number, since 2 + 20 + 1 + 126 + 70 + 447 = 666.

It is not a de Polignac number, because 220112670447 - 2²⁴ = 220095893231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112670347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3088843 + ... + 3159299.

It is an arithmetic number, because the mean of its divisors is an integer number (13437045180).

Almost surely, 2^220112670447 is an apocalyptic number.

220112670447 is a deficient number, since it is larger than the sum of its proper divisors (102376413873).

220112670447 is a wasteful number, since it uses less digits than its factorization.

220112670447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75423 (or 75420 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

Adding to 220112670447 its reverse (744076211022), we get a palindrome (964188881469).

The spelling of 220112670447 in words is "two hundred twenty billion, one hundred twelve million, six hundred seventy thousand, four hundred forty-seven".