223221131033 has 2 divisors, whose sum is σ = 223221131034. Its totient is φ = 223221131032.

The previous prime is 223221130939. The next prime is 223221131083. The reversal of 223221131033 is 330131122322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117520067344 + 105701063689 = 342812^2 + 325117^2 .

It is a cyclic number.

It is not a de Polignac number, because 223221131033 - 2²² = 223216936729 is a prime.

It is a super-3 number, since 3×223221131033³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223221131083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111610565516 + 111610565517.

It is an arithmetic number, because the mean of its divisors is an integer number (111610565517).

Almost surely, 2^223221131033 is an apocalyptic number.

It is an amenable number.

223221131033 is a deficient number, since it is larger than the sum of its proper divisors (1).

223221131033 is an equidigital number, since it uses as much as digits as its factorization.

223221131033 is an evil number, because the sum of its binary digits is even.

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

Adding to 223221131033 its reverse (330131122322), we get a palindrome (553352253355).

The spelling of 223221131033 in words is "two hundred twenty-three billion, two hundred twenty-one million, one hundred thirty-one thousand, thirty-three".