20331033432029 has 2 divisors, whose sum is σ = 20331033432030. Its totient is φ = 20331033432028.

The previous prime is 20331033432019. The next prime is 20331033432043. The reversal of 20331033432029 is 92023433013302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10985313648100 + 9345719783929 = 3314410^2 + 3057077^2 .

It is a cyclic number.

It is not a de Polignac number, because 20331033432029 - 2²⁴ = 20331016654813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20331033432029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20331033432019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165516716014 + 10165516716015.

It is an arithmetic number, because the mean of its divisors is an integer number (10165516716015).

Almost surely, 2^{20331033432029} is an apocalyptic number.

It is an amenable number.

20331033432029 is a deficient number, since it is larger than the sum of its proper divisors (1).

20331033432029 is an equidigital number, since it uses as much as digits as its factorization.

20331033432029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 35.

The spelling of 20331033432029 in words is "twenty trillion, three hundred thirty-one billion, thirty-three million, four hundred thirty-two thousand, twenty-nine".