1232530222 has 48 divisors (see below), whose sum is σ = 2355367680. Its totient is φ = 478321200.

The previous prime is 1232530219. The next prime is 1232530241. The reversal of 1232530222 is 2220352321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1232530193 and 1232530202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290029 + ... + 294247.

It is an arithmetic number, because the mean of its divisors is an integer number (49070160).

Almost surely, 2^1232530222 is an apocalyptic number.

1232530222 is a deficient number, since it is larger than the sum of its proper divisors (1122837458).

1232530222 is a wasteful number, since it uses less digits than its factorization.

1232530222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4517 (or 4510 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1232530222 is about 35107.4097876787. The cubic root of 1232530222 is about 1072.1754505797.

Adding to 1232530222 its reverse (2220352321), we get a palindrome (3452882543).

The spelling of 1232530222 in words is "one billion, two hundred thirty-two million, five hundred thirty thousand, two hundred twenty-two".