222231130443 has 48 divisors (see below), whose sum is σ = 380658177536. Its totient is φ = 126918083520.

The previous prime is 222231130439. The next prime is 222231130483. The reversal of 222231130443 is 344031132222.

222231130443 is a `hidden beast` number, since 2 + 2 + 2 + 2 + 311 + 304 + 43 = 666.

It is not a de Polignac number, because 222231130443 - 2² = 222231130439 is a prime.

It is a super-3 number, since 3×222231130443³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (222231130483) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3078855 + ... + 3150207.

Almost surely, 2^222231130443 is an apocalyptic number.

222231130443 is a deficient number, since it is larger than the sum of its proper divisors (158427047093).

222231130443 is an equidigital number, since it uses as much as digits as its factorization.

222231130443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73206 (or 73194 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 222231130443 its reverse (344031132222), we get a palindrome (566262262665).

The spelling of 222231130443 in words is "two hundred twenty-two billion, two hundred thirty-one million, one hundred thirty thousand, four hundred forty-three".