10001212221241 has 4 divisors (see below), whose sum is σ = 10436047535232. Its totient is φ = 9566376907252.

The previous prime is 10001212221211. The next prime is 10001212221251. The reversal of 10001212221241 is 14212221210001.

10001212221241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10001212221241 - 2⁹ = 10001212220729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10001212221211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217417656961 + ... + 217417657006.

It is an arithmetic number, because the mean of its divisors is an integer number (2609011883808).

Almost surely, 2^{10001212221241} is an apocalyptic number.

It is an amenable number.

10001212221241 is a deficient number, since it is larger than the sum of its proper divisors (434835313991).

10001212221241 is an equidigital number, since it uses as much as digits as its factorization.

10001212221241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434835313990.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10001212221241 its reverse (14212221210001), we get a palindrome (24213433431242).

The spelling of 10001212221241 in words is "ten trillion, one billion, two hundred twelve million, two hundred twenty-one thousand, two hundred forty-one".