223203143012 has 6 divisors (see below), whose sum is σ = 390605500278. Its totient is φ = 111601571504.

The previous prime is 223203142993. The next prime is 223203143027. The reversal of 223203143012 is 210341302322.

It can be written as a sum of positive squares in only one way, i.e., 216947282176 + 6255860836 = 465776^2 + 79094^2 .

It is a super-3 number, since 3×223203143012³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27900392873 + ... + 27900392880.

It is an arithmetic number, because the mean of its divisors is an integer number (65100916713).

Almost surely, 2^223203143012 is an apocalyptic number.

It is an amenable number.

223203143012 is a deficient number, since it is larger than the sum of its proper divisors (167402357266).

223203143012 is a wasteful number, since it uses less digits than its factorization.

223203143012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55800785757 (or 55800785755 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 223203143012 its reverse (210341302322), we get a palindrome (433544445334).

The spelling of 223203143012 in words is "two hundred twenty-three billion, two hundred three million, one hundred forty-three thousand, twelve".