221023301332233 has 32 divisors (see below), whose sum is σ = 313802172887040. Its totient is φ = 138130543442880.

The previous prime is 221023301332231. The next prime is 221023301332261. The reversal of 221023301332233 is 332233103320122.

It is not a de Polignac number, because 221023301332233 - 2¹ = 221023301332231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 221023301332233.

It is not an unprimeable number, because it can be changed into a prime (221023301332231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140699703 + ... + 142261916.

It is an arithmetic number, because the mean of its divisors is an integer number (9806317902720).

Almost surely, 2^{221023301332233} is an apocalyptic number.

It is an amenable number.

221023301332233 is a deficient number, since it is larger than the sum of its proper divisors (92778871554807).

221023301332233 is a wasteful number, since it uses less digits than its factorization.

221023301332233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282961917.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 221023301332233 its reverse (332233103320122), we get a palindrome (553256404652355).

The spelling of 221023301332233 in words is "two hundred twenty-one trillion, twenty-three billion, three hundred one million, three hundred thirty-two thousand, two hundred thirty-three".