4404202234021 has 2 divisors, whose sum is σ = 4404202234022. Its totient is φ = 4404202234020.

The previous prime is 4404202233971. The next prime is 4404202234043. The reversal of 4404202234021 is 1204322024044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4387789037025 + 16413196996 = 2094705^2 + 128114^2 .

It is a cyclic number.

It is not a de Polignac number, because 4404202234021 - 2¹¹ = 4404202231973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4404202234121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202101117010 + 2202101117011.

It is an arithmetic number, because the mean of its divisors is an integer number (2202101117011).

Almost surely, 2^{4404202234021} is an apocalyptic number.

It is an amenable number.

4404202234021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404202234021 is an equidigital number, since it uses as much as digits as its factorization.

4404202234021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4404202234021 its reverse (1204322024044), we get a palindrome (5608524258065).

The spelling of 4404202234021 in words is "four trillion, four hundred four billion, two hundred two million, two hundred thirty-four thousand, twenty-one".