4034422411421 has 2 divisors, whose sum is σ = 4034422411422. Its totient is φ = 4034422411420.

The previous prime is 4034422411391. The next prime is 4034422411493. The reversal of 4034422411421 is 1241142244304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2169982363396 + 1864440048025 = 1473086^2 + 1365445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4034422411421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4034422416421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2017211205710 + 2017211205711.

It is an arithmetic number, because the mean of its divisors is an integer number (2017211205711).

Almost surely, 2^{4034422411421} is an apocalyptic number.

It is an amenable number.

4034422411421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4034422411421 is an equidigital number, since it uses as much as digits as its factorization.

4034422411421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 4034422411421 its reverse (1241142244304), we get a palindrome (5275564655725).

The spelling of 4034422411421 in words is "four trillion, thirty-four billion, four hundred twenty-two million, four hundred eleven thousand, four hundred twenty-one".