221120133233 has 16 divisors (see below), whose sum is σ = 225100469760. Its totient is φ = 217166541696.

The previous prime is 221120133209. The next prime is 221120133239. The reversal of 221120133233 is 332331021122.

It is a cyclic number.

It is not a de Polignac number, because 221120133233 - 2³⁶ = 152400656497 is a prime.

It is a super-2 number, since 2×221120133233² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221120133199 and 221120133208.

It is not an unprimeable number, because it can be changed into a prime (221120133239) 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, 49721216 + ... + 49725662.

It is an arithmetic number, because the mean of its divisors is an integer number (14068779360).

Almost surely, 2^221120133233 is an apocalyptic number.

It is an amenable number.

221120133233 is a deficient number, since it is larger than the sum of its proper divisors (3980336527).

221120133233 is a wasteful number, since it uses less digits than its factorization.

221120133233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7256.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 221120133233 its reverse (332331021122), we get a palindrome (553451154355).

The spelling of 221120133233 in words is "two hundred twenty-one billion, one hundred twenty million, one hundred thirty-three thousand, two hundred thirty-three".