4021304432213 has 2 divisors, whose sum is σ = 4021304432214. Its totient is φ = 4021304432212.

The previous prime is 4021304432207. The next prime is 4021304432221. The reversal of 4021304432213 is 3122344031204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3490944717649 + 530359714564 = 1868407^2 + 728258^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021304432213 - 2⁸ = 4021304431957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021304432263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010652216106 + 2010652216107.

It is an arithmetic number, because the mean of its divisors is an integer number (2010652216107).

Almost surely, 2^{4021304432213} is an apocalyptic number.

It is an amenable number.

4021304432213 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021304432213 is an equidigital number, since it uses as much as digits as its factorization.

4021304432213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4021304432213 its reverse (3122344031204), we get a palindrome (7143648463417).

The spelling of 4021304432213 in words is "four trillion, twenty-one billion, three hundred four million, four hundred thirty-two thousand, two hundred thirteen".