4220021202029 has 2 divisors, whose sum is σ = 4220021202030. Its totient is φ = 4220021202028.

The previous prime is 4220021201971. The next prime is 4220021202043. The reversal of 4220021202029 is 9202021200224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4175279222500 + 44741979529 = 2043350^2 + 211523^2 .

It is a cyclic number.

It is not a de Polignac number, because 4220021202029 - 2¹² = 4220021197933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4220021201989 and 4220021202007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4220041202029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110010601014 + 2110010601015.

It is an arithmetic number, because the mean of its divisors is an integer number (2110010601015).

Almost surely, 2^{4220021202029} is an apocalyptic number.

It is an amenable number.

4220021202029 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220021202029 is an equidigital number, since it uses as much as digits as its factorization.

4220021202029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 4220021202029 in words is "four trillion, two hundred twenty billion, twenty-one million, two hundred two thousand, twenty-nine".