420527130022001 has 2 divisors, whose sum is σ = 420527130022002. Its totient is φ = 420527130022000.

The previous prime is 420527130021983. The next prime is 420527130022009. The reversal of 420527130022001 is 100220031725024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 268920608642401 + 151606521379600 = 16398799^2 + 12312860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420527130022001 is a prime.

It is not a weakly prime, because it can be changed into another prime (420527130022009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210263565011000 + 210263565011001.

It is an arithmetic number, because the mean of its divisors is an integer number (210263565011001).

Almost surely, 2^{420527130022001} is an apocalyptic number.

It is an amenable number.

420527130022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

420527130022001 is an equidigital number, since it uses as much as digits as its factorization.

420527130022001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 420527130022001 its reverse (100220031725024), we get a palindrome (520747161747025).

The spelling of 420527130022001 in words is "four hundred twenty trillion, five hundred twenty-seven billion, one hundred thirty million, twenty-two thousand, one".