223130221131 has 16 divisors (see below), whose sum is σ = 313252332800. Its totient is φ = 140885150688.

The previous prime is 223130221121. The next prime is 223130221147. The reversal of 223130221131 is 131122031322.

It is not a de Polignac number, because 223130221131 - 2⁷ = 223130221003 is a prime.

It is a super-3 number, since 3×223130221131³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223130221098 and 223130221107.

It is not an unprimeable number, because it can be changed into a prime (223130221121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337036 + ... + 748233.

It is an arithmetic number, because the mean of its divisors is an integer number (19578270800).

Almost surely, 2^223130221131 is an apocalyptic number.

223130221131 is a deficient number, since it is larger than the sum of its proper divisors (90122111669).

223130221131 is a wasteful number, since it uses less digits than its factorization.

223130221131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088898.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 223130221131 its reverse (131122031322), we get a palindrome (354252252453).

The spelling of 223130221131 in words is "two hundred twenty-three billion, one hundred thirty million, two hundred twenty-one thousand, one hundred thirty-one".