20330012012029 has 2 divisors, whose sum is σ = 20330012012030. Its totient is φ = 20330012012028.

The previous prime is 20330012012021. The next prime is 20330012012053. The reversal of 20330012012029 is 92021021003302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17218333652004 + 3111678360025 = 4149498^2 + 1763995^2 .

It is a cyclic number.

It is not a de Polignac number, because 20330012012029 - 2³ = 20330012012021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20330012011994 and 20330012012012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20330012012021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10165006006014 + 10165006006015.

It is an arithmetic number, because the mean of its divisors is an integer number (10165006006015).

Almost surely, 2^{20330012012029} is an apocalyptic number.

It is an amenable number.

20330012012029 is a deficient number, since it is larger than the sum of its proper divisors (1).

20330012012029 is an equidigital number, since it uses as much as digits as its factorization.

20330012012029 is an evil number, because the sum of its binary digits is even.

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

The spelling of 20330012012029 in words is "twenty trillion, three hundred thirty billion, twelve million, twelve thousand, twenty-nine".