1213021032343 has 2 divisors, whose sum is σ = 1213021032344. Its totient is φ = 1213021032342.

The previous prime is 1213021032329. The next prime is 1213021032361. The reversal of 1213021032343 is 3432301203121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1213021032343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213021072343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606510516171 + 606510516172.

It is an arithmetic number, because the mean of its divisors is an integer number (606510516172).

Almost surely, 2^{1213021032343} is an apocalyptic number.

1213021032343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213021032343 is an equidigital number, since it uses as much as digits as its factorization.

1213021032343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1213021032343 its reverse (3432301203121), we get a palindrome (4645322235464).

The spelling of 1213021032343 in words is "one trillion, two hundred thirteen billion, twenty-one million, thirty-two thousand, three hundred forty-three".