222143321412 has 36 divisors (see below), whose sum is σ = 561723716736. Its totient is φ = 74022090480.

The previous prime is 222143321401. The next prime is 222143321437. The reversal of 222143321412 is 214123341222.

222143321412 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 433 + 214 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 964764 + ... + 1172627.

It is an arithmetic number, because the mean of its divisors is an integer number (15603436576).

Almost surely, 2^222143321412 is an apocalyptic number.

It is an amenable number.

222143321412 is an abundant number, since it is smaller than the sum of its proper divisors (339580395324).

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

222143321412 is a wasteful number, since it uses less digits than its factorization.

222143321412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140288 (or 2140283 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 222143321412 its reverse (214123341222), we get a palindrome (436266662634).

The spelling of 222143321412 in words is "two hundred twenty-two billion, one hundred forty-three million, three hundred twenty-one thousand, four hundred twelve".