221233441132123 has 8 divisors (see below), whose sum is σ = 252844511866592. Its totient is φ = 189623943755136.

The previous prime is 221233441132103. The next prime is 221233441132159. The reversal of 221233441132123 is 321231144332122.

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

It is a cyclic number.

It is not a de Polignac number, because 221233441132123 - 2⁵ = 221233441132091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221233441132103) 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, 393038040 + ... + 393600517.

It is an arithmetic number, because the mean of its divisors is an integer number (31605563983324).

Almost surely, 2^{221233441132123} is an apocalyptic number.

221233441132123 is a deficient number, since it is larger than the sum of its proper divisors (31611070734469).

221233441132123 is an equidigital number, since it uses as much as digits as its factorization.

221233441132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786678741.

The product of its digits is 41472, while the sum is 34.

Adding to 221233441132123 its reverse (321231144332122), we get a palindrome (542464585464245).

The spelling of 221233441132123 in words is "two hundred twenty-one trillion, two hundred thirty-three billion, four hundred forty-one million, one hundred thirty-two thousand, one hundred twenty-three".