221033033133001 has 8 divisors (see below), whose sum is σ = 221371368285704. Its totient is φ = 220694727375360.

The previous prime is 221033033132999. The next prime is 221033033133097. The reversal of 221033033133001 is 100331330330122.

It can be written as a sum of positive squares in 4 ways, for example, as 1747313859600 + 219285719273401 = 1321860^2 + 14808299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 221033033133001 - 2¹ = 221033033132999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221033033133401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7725175 + ... + 22399651.

It is an arithmetic number, because the mean of its divisors is an integer number (27671421035713).

Almost surely, 2^{221033033133001} is an apocalyptic number.

It is an amenable number.

221033033133001 is a deficient number, since it is larger than the sum of its proper divisors (338335152703).

221033033133001 is a wasteful number, since it uses less digits than its factorization.

221033033133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14697531.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 221033033133001 its reverse (100331330330122), we get a palindrome (321364363463123).

The spelling of 221033033133001 in words is "two hundred twenty-one trillion, thirty-three billion, thirty-three million, one hundred thirty-three thousand, one".