43212503053201 has 2 divisors, whose sum is σ = 43212503053202. Its totient is φ = 43212503053200.

The previous prime is 43212503053199. The next prime is 43212503053229. The reversal of 43212503053201 is 10235030521234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35039308198801 + 8173194854400 = 5919401^2 + 2858880^2 .

It is a cyclic number.

It is not a de Polignac number, because 43212503053201 - 2¹ = 43212503053199 is a prime.

Together with 43212503053199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (43212503053261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21606251526600 + 21606251526601.

It is an arithmetic number, because the mean of its divisors is an integer number (21606251526601).

Almost surely, 2^{43212503053201} is an apocalyptic number.

It is an amenable number.

43212503053201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43212503053201 is an equidigital number, since it uses as much as digits as its factorization.

43212503053201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 43212503053201 its reverse (10235030521234), we get a palindrome (53447533574435).

The spelling of 43212503053201 in words is "forty-three trillion, two hundred twelve billion, five hundred three million, fifty-three thousand, two hundred one".