101001211043321 has 4 divisors (see below), whose sum is σ = 101006439139200. Its totient is φ = 100995982947444.

The previous prime is 101001211043297. The next prime is 101001211043357. The reversal of 101001211043321 is 123340112100101.

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 a de Polignac number, because none of the positive numbers 2^k-101001211043321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101001211043293 and 101001211043302.

It is not an unprimeable number, because it can be changed into a prime (101001211043221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2614018961 + ... + 2614057598.

It is an arithmetic number, because the mean of its divisors is an integer number (25251609784800).

Almost surely, 2^{101001211043321} is an apocalyptic number.

It is an amenable number.

101001211043321 is a deficient number, since it is larger than the sum of its proper divisors (5228095879).

101001211043321 is an equidigital number, since it uses as much as digits as its factorization.

101001211043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228095878.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 101001211043321 its reverse (123340112100101), we get a palindrome (224341323143422).

The spelling of 101001211043321 in words is "one hundred one trillion, one billion, two hundred eleven million, forty-three thousand, three hundred twenty-one".