212023240001 has 2 divisors, whose sum is σ = 212023240002. Its totient is φ = 212023240000.

The previous prime is 212023239991. The next prime is 212023240111. The reversal of 212023240001 is 100042320212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211981972225 + 41267776 = 460415^2 + 6424^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212023240001 is a prime.

It is not a weakly prime, because it can be changed into another prime (212023240601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106011620000 + 106011620001.

It is an arithmetic number, because the mean of its divisors is an integer number (106011620001).

Almost surely, 2^212023240001 is an apocalyptic number.

It is an amenable number.

212023240001 is a deficient number, since it is larger than the sum of its proper divisors (1).

212023240001 is an equidigital number, since it uses as much as digits as its factorization.

212023240001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 212023240001 its reverse (100042320212), we get a palindrome (312065560213).

The spelling of 212023240001 in words is "two hundred twelve billion, twenty-three million, two hundred forty thousand, one".