221012322033 has 8 divisors (see below), whose sum is σ = 304189002496. Its totient is φ = 142588594800.

The previous prime is 221012322019. The next prime is 221012322043. The reversal of 221012322033 is 330223210122.

It is a happy number.

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

It is not a de Polignac number, because 221012322033 - 2⁴ = 221012322017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221012322043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188238198 + ... + 1188238383.

It is an arithmetic number, because the mean of its divisors is an integer number (38023625312).

Almost surely, 2^221012322033 is an apocalyptic number.

It is an amenable number.

221012322033 is a deficient number, since it is larger than the sum of its proper divisors (83176680463).

221012322033 is a wasteful number, since it uses less digits than its factorization.

221012322033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2376476615.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 221012322033 its reverse (330223210122), we get a palindrome (551235532155).

The spelling of 221012322033 in words is "two hundred twenty-one billion, twelve million, three hundred twenty-two thousand, thirty-three".