1213042234322 has 8 divisors (see below), whose sum is σ = 1819795432572. Its totient is φ = 606443756800.

The previous prime is 1213042234321. The next prime is 1213042234363. The reversal of 1213042234322 is 2234322403121.

It can be written as a sum of positive squares in 2 ways, for example, as 1014651275401 + 198390958921 = 1007299^2 + 445411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1213042234321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38660579 + ... + 38691942.

Almost surely, 2^{1213042234322} is an apocalyptic number.

1213042234322 is a deficient number, since it is larger than the sum of its proper divisors (606753198250).

1213042234322 is an equidigital number, since it uses as much as digits as its factorization.

1213042234322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77360364.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 1213042234322 its reverse (2234322403121), we get a palindrome (3447364637443).

The spelling of 1213042234322 in words is "one trillion, two hundred thirteen billion, forty-two million, two hundred thirty-four thousand, three hundred twenty-two".