223222000072 has 32 divisors (see below), whose sum is σ = 434306854080. Its totient is φ = 107479955520.

The previous prime is 223222000033. The next prime is 223222000091. The reversal of 223222000072 is 270000222322.

It is a happy number.

223222000072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223222000072³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4545303 + ... + 4594150.

It is an arithmetic number, because the mean of its divisors is an integer number (13572089190).

Almost surely, 2^223222000072 is an apocalyptic number.

223222000072 is the 252543-rd centered heptagonal number.

It is an amenable number.

223222000072 is a deficient number, since it is larger than the sum of its proper divisors (211084854008).

223222000072 is a wasteful number, since it uses less digits than its factorization.

223222000072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9139573 (or 9139569 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

Adding to 223222000072 its reverse (270000222322), we get a palindrome (493222222394).

The spelling of 223222000072 in words is "two hundred twenty-three billion, two hundred twenty-two million, seventy-two", and thus it is an aban number.