223221234130 has 32 divisors (see below), whose sum is σ = 402942152880. Its totient is φ = 89034547200.

The previous prime is 223221234107. The next prime is 223221234139. The reversal of 223221234130 is 31432122322.

It can be written as a sum of positive squares in 8 ways, for example, as 138288040641 + 84933193489 = 371871^2 + 291433^2 .

It is a super-3 number, since 3×223221234130³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223221234095 and 223221234104.

It is not an unprimeable number, because it can be changed into a prime (223221234139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7301316 + ... + 7331824.

Almost surely, 2^223221234130 is an apocalyptic number.

223221234130 is a deficient number, since it is larger than the sum of its proper divisors (179720918750).

223221234130 is a wasteful number, since it uses less digits than its factorization.

223221234130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32574.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 223221234130 its reverse (31432122322), we get a palindrome (254653356452).

The spelling of 223221234130 in words is "two hundred twenty-three billion, two hundred twenty-one million, two hundred thirty-four thousand, one hundred thirty".