221003010033 has 16 divisors (see below), whose sum is σ = 317432317440. Its totient is φ = 135961282944.

The previous prime is 221003010031. The next prime is 221003010061. The reversal of 221003010033 is 330010300122.

It is not a de Polignac number, because 221003010033 - 2¹ = 221003010031 is a prime.

It is a super-2 number, since 2×221003010033² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221003009994 and 221003010021.

It is not an unprimeable number, because it can be changed into a prime (221003010031) 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 15 ways as a sum of consecutive naturals, for example, 712516 + ... + 974517.

It is an arithmetic number, because the mean of its divisors is an integer number (19839519840).

Almost surely, 2^221003010033 is an apocalyptic number.

It is an amenable number.

221003010033 is a deficient number, since it is larger than the sum of its proper divisors (96429307407).

221003010033 is a wasteful number, since it uses less digits than its factorization.

221003010033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690408.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 221003010033 its reverse (330010300122), we get a palindrome (551013310155).

The spelling of 221003010033 in words is "two hundred twenty-one billion, three million, ten thousand, thirty-three".