12020020220029 has 2 divisors, whose sum is σ = 12020020220030. Its totient is φ = 12020020220028.

The previous prime is 12020020220017. The next prime is 12020020220069. The reversal of 12020020220029 is 92002202002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12005428063225 + 14592156804 = 3464885^2 + 120798^2 .

It is a cyclic number.

It is not a de Polignac number, because 12020020220029 - 2¹¹ = 12020020217981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12020020219991 and 12020020220009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020020220069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010010110014 + 6010010110015.

It is an arithmetic number, because the mean of its divisors is an integer number (6010010110015).

Almost surely, 2^{12020020220029} is an apocalyptic number.

It is an amenable number.

12020020220029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020020220029 is an equidigital number, since it uses as much as digits as its factorization.

12020020220029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 12020020220029 in words is "twelve trillion, twenty billion, twenty million, two hundred twenty thousand, twenty-nine".