221002033011 has 16 divisors (see below), whose sum is σ = 304955767200. Its totient is φ = 142195673088.

The previous prime is 221002033001. The next prime is 221002033019. The reversal of 221002033011 is 110330200122.

It is not a de Polignac number, because 221002033011 - 2¹⁸ = 221001770867 is a prime.

It is a super-2 number, since 2×221002033011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221002033019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309166 + ... + 733203.

It is an arithmetic number, because the mean of its divisors is an integer number (19059735450).

Almost surely, 2^221002033011 is an apocalyptic number.

221002033011 is a deficient number, since it is larger than the sum of its proper divisors (83953734189).

221002033011 is a wasteful number, since it uses less digits than its factorization.

221002033011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044838.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 221002033011 its reverse (110330200122), we get a palindrome (331332233133).

The spelling of 221002033011 in words is "two hundred twenty-one billion, two million, thirty-three thousand, eleven".