1223132330 has 16 divisors (see below), whose sum is σ = 2516158080. Its totient is φ = 419359632.

The previous prime is 1223132329. The next prime is 1223132359. The reversal of 1223132330 is 332313221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8736590 + ... + 8736729.

It is an arithmetic number, because the mean of its divisors is an integer number (157259880).

Almost surely, 2^1223132330 is an apocalyptic number.

1223132330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223132330 is an abundant number, since it is smaller than the sum of its proper divisors (1293025750).

1223132330 is a wasteful number, since it uses less digits than its factorization.

1223132330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17473333.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1223132330 is about 34973.3088225864. The cubic root of 1223132330 is about 1069.4434261497.

Adding to 1223132330 its reverse (332313221), we get a palindrome (1555445551).

The spelling of 1223132330 in words is "one billion, two hundred twenty-three million, one hundred thirty-two thousand, three hundred thirty".