13112021212333 has 2 divisors, whose sum is σ = 13112021212334. Its totient is φ = 13112021212332.

The previous prime is 13112021212309. The next prime is 13112021212391. The reversal of 13112021212333 is 33321212021131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10868745181284 + 2243276031049 = 3296778^2 + 1497757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13112021212333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13112021212298 and 13112021212307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13112021212393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556010606166 + 6556010606167.

It is an arithmetic number, because the mean of its divisors is an integer number (6556010606167).

Almost surely, 2^{13112021212333} is an apocalyptic number.

It is an amenable number.

13112021212333 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112021212333 is an equidigital number, since it uses as much as digits as its factorization.

13112021212333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 13112021212333 its reverse (33321212021131), we get a palindrome (46433233233464).

The spelling of 13112021212333 in words is "thirteen trillion, one hundred twelve billion, twenty-one million, two hundred twelve thousand, three hundred thirty-three".