221332012333 has 16 divisors (see below), whose sum is σ = 233829421056. Its totient is φ = 209076131440.

The previous prime is 221332012309. The next prime is 221332012337. The reversal of 221332012333 is 333210233122.

It is a cyclic number.

It is not a de Polignac number, because 221332012333 - 2²⁹ = 220795141421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221332012298 and 221332012307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221332012337) 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, 5153916 + ... + 5196682.

It is an arithmetic number, because the mean of its divisors is an integer number (14614338816).

Almost surely, 2^221332012333 is an apocalyptic number.

221332012333 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

221332012333 is a deficient number, since it is larger than the sum of its proper divisors (12497408723).

221332012333 is a wasteful number, since it uses less digits than its factorization.

221332012333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45584.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 221332012333 its reverse (333210233122), we get a palindrome (554542245455).

The spelling of 221332012333 in words is "two hundred twenty-one billion, three hundred thirty-two million, twelve thousand, three hundred thirty-three".