33121121332043 has 2 divisors, whose sum is σ = 33121121332044. Its totient is φ = 33121121332042.

The previous prime is 33121121332001. The next prime is 33121121332073. The reversal of 33121121332043 is 34023312112133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33121121332043 - 2⁴² = 28723074820939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33121121331997 and 33121121332015.

It is not a weakly prime, because it can be changed into another prime (33121121332073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16560560666021 + 16560560666022.

It is an arithmetic number, because the mean of its divisors is an integer number (16560560666022).

Almost surely, 2^{33121121332043} is an apocalyptic number.

33121121332043 is a deficient number, since it is larger than the sum of its proper divisors (1).

33121121332043 is an equidigital number, since it uses as much as digits as its factorization.

33121121332043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 33121121332043 its reverse (34023312112133), we get a palindrome (67144433444176).

The spelling of 33121121332043 in words is "thirty-three trillion, one hundred twenty-one billion, one hundred twenty-one million, three hundred thirty-two thousand, forty-three".