1312234442330 has 16 divisors (see below), whose sum is σ = 2699453710080. Its totient is φ = 449908951632.

The previous prime is 1312234442317. The next prime is 1312234442339. The reversal of 1312234442330 is 332444322131.

It is not an unprimeable number, because it can be changed into a prime (1312234442339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9373103090 + ... + 9373103229.

It is an arithmetic number, because the mean of its divisors is an integer number (168715856880).

Almost surely, 2^{1312234442330} is an apocalyptic number.

1312234442330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312234442330 is an abundant number, since it is smaller than the sum of its proper divisors (1387219267750).

1312234442330 is a wasteful number, since it uses less digits than its factorization.

1312234442330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18746206333.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1312234442330 its reverse (332444322131), we get a palindrome (1644678764461).

The spelling of 1312234442330 in words is "one trillion, three hundred twelve billion, two hundred thirty-four million, four hundred forty-two thousand, three hundred thirty".