1321352063033 has 4 divisors (see below), whose sum is σ = 1321392713808. Its totient is φ = 1321311412260.

The previous prime is 1321352062973. The next prime is 1321352063137. The reversal of 1321352063033 is 3303602531231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1321352063033 - 2¹⁸ = 1321351800889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1321352063233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20276591 + ... + 20341652.

It is an arithmetic number, because the mean of its divisors is an integer number (330348178452).

Almost surely, 2^{1321352063033} is an apocalyptic number.

It is an amenable number.

1321352063033 is a deficient number, since it is larger than the sum of its proper divisors (40650775).

1321352063033 is an equidigital number, since it uses as much as digits as its factorization.

1321352063033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40650774.

The product of its (nonzero) digits is 29160, while the sum is 32.

Adding to 1321352063033 its reverse (3303602531231), we get a palindrome (4624954594264).

The spelling of 1321352063033 in words is "one trillion, three hundred twenty-one billion, three hundred fifty-two million, sixty-three thousand, thirty-three".