1212232334 has 4 divisors (see below), whose sum is σ = 1818348504. Its totient is φ = 606116166.

The previous prime is 1212232331. The next prime is 1212232381. The reversal of 1212232334 is 4332322121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212232331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303058082 + ... + 303058085.

It is an arithmetic number, because the mean of its divisors is an integer number (454587126).

Almost surely, 2^1212232334 is an apocalyptic number.

1212232334 is a deficient number, since it is larger than the sum of its proper divisors (606116170).

1212232334 is an equidigital number, since it uses as much as digits as its factorization.

1212232334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606116169.

The product of its digits is 1728, while the sum is 23.

The square root of 1212232334 is about 34817.1270210510. The cubic root of 1212232334 is about 1066.2571455069.

Adding to 1212232334 its reverse (4332322121), we get a palindrome (5544554455).

The spelling of 1212232334 in words is "one billion, two hundred twelve million, two hundred thirty-two thousand, three hundred thirty-four".