1233430222 has 4 divisors (see below), whose sum is σ = 1850145336. Its totient is φ = 616715110.

The previous prime is 1233430193. The next prime is 1233430241. The reversal of 1233430222 is 2220343321.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1233430222² = 3042700225085938568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1233430193 and 1233430202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308357554 + ... + 308357557.

It is an arithmetic number, because the mean of its divisors is an integer number (462536334).

Almost surely, 2^1233430222 is an apocalyptic number.

1233430222 is a deficient number, since it is larger than the sum of its proper divisors (616715114).

1233430222 is an equidigital number, since it uses as much as digits as its factorization.

1233430222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616715113.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1233430222 is about 35120.2252555419. The cubic root of 1233430222 is about 1072.4363564547.

Adding to 1233430222 its reverse (2220343321), we get a palindrome (3453773543).

The spelling of 1233430222 in words is "one billion, two hundred thirty-three million, four hundred thirty thousand, two hundred twenty-two".