1232220013001 has 2 divisors, whose sum is σ = 1232220013002. Its totient is φ = 1232220013000.

The previous prime is 1232220012997. The next prime is 1232220013007. The reversal of 1232220013001 is 1003100222321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1224043513225 + 8176499776 = 1106365^2 + 90424^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232220013001 - 2² = 1232220012997 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232220013007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616110006500 + 616110006501.

It is an arithmetic number, because the mean of its divisors is an integer number (616110006501).

Almost surely, 2^{1232220013001} is an apocalyptic number.

It is an amenable number.

1232220013001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232220013001 is an equidigital number, since it uses as much as digits as its factorization.

1232220013001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1232220013001 its reverse (1003100222321), we get a palindrome (2235320235322).

The spelling of 1232220013001 in words is "one trillion, two hundred thirty-two billion, two hundred twenty million, thirteen thousand, one".