42004223400001 has 2 divisors, whose sum is σ = 42004223400002. Its totient is φ = 42004223400000.

The previous prime is 42004223399989. The next prime is 42004223400049. The reversal of 42004223400001 is 10000432240024.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39889013850625 + 2115209549376 = 6315775^2 + 1454376^2 .

It is a cyclic number.

It is not a de Polignac number, because 42004223400001 - 2³⁵ = 41969863661633 is a prime.

It is not a weakly prime, because it can be changed into another prime (42004223410001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21002111700000 + 21002111700001.

It is an arithmetic number, because the mean of its divisors is an integer number (21002111700001).

Almost surely, 2^{42004223400001} is an apocalyptic number.

It is an amenable number.

42004223400001 is a deficient number, since it is larger than the sum of its proper divisors (1).

42004223400001 is an equidigital number, since it uses as much as digits as its factorization.

42004223400001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 42004223400001 its reverse (10000432240024), we get a palindrome (52004655640025).

The spelling of 42004223400001 in words is "forty-two trillion, four billion, two hundred twenty-three million, four hundred thousand, one".