223223402442 has 16 divisors (see below), whose sum is σ = 446690653632. Its totient is φ = 74367159360.

The previous prime is 223223402419. The next prime is 223223402453. The reversal of 223223402442 is 244204322322.

It is a super-3 number, since 3×223223402442³ (a number of 35 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 10148463 + ... + 10170434.

It is an arithmetic number, because the mean of its divisors is an integer number (27918165852).

Almost surely, 2^223223402442 is an apocalyptic number.

223223402442 is an abundant number, since it is smaller than the sum of its proper divisors (223467251190).

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

223223402442 is a wasteful number, since it uses less digits than its factorization.

223223402442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20320733.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 223223402442 its reverse (244204322322), we get a palindrome (467427724764).

The spelling of 223223402442 in words is "two hundred twenty-three billion, two hundred twenty-three million, four hundred two thousand, four hundred forty-two".