223033220131 has 4 divisors (see below), whose sum is σ = 223498843200. Its totient is φ = 222567597064.

The previous prime is 223033220129. The next prime is 223033220141. The reversal of 223033220131 is 131022330322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223033220131 - 2¹ = 223033220129 is a prime.

It is a super-2 number, since 2×223033220131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223033220141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232810816 + ... + 232811773.

It is an arithmetic number, because the mean of its divisors is an integer number (55874710800).

Almost surely, 2^223033220131 is an apocalyptic number.

223033220131 is a deficient number, since it is larger than the sum of its proper divisors (465623069).

223033220131 is an equidigital number, since it uses as much as digits as its factorization.

223033220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465623068.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 223033220131 its reverse (131022330322), we get a palindrome (354055550453).

The spelling of 223033220131 in words is "two hundred twenty-three billion, thirty-three million, two hundred twenty thousand, one hundred thirty-one".