4443402021229 has 2 divisors, whose sum is σ = 4443402021230. Its totient is φ = 4443402021228.

The previous prime is 4443402021199. The next prime is 4443402021257. The reversal of 4443402021229 is 9221202043444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2927856365604 + 1515545655625 = 1711098^2 + 1231075^2 .

It is a cyclic number.

It is not a de Polignac number, because 4443402021229 - 2⁵ = 4443402021197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4443402021299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221701010614 + 2221701010615.

It is an arithmetic number, because the mean of its divisors is an integer number (2221701010615).

Almost surely, 2^{4443402021229} is an apocalyptic number.

It is an amenable number.

4443402021229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4443402021229 is an equidigital number, since it uses as much as digits as its factorization.

4443402021229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 4443402021229 in words is "four trillion, four hundred forty-three billion, four hundred two million, twenty-one thousand, two hundred twenty-nine".