2221131030233 has 2 divisors, whose sum is σ = 2221131030234. Its totient is φ = 2221131030232.

The previous prime is 2221131030221. The next prime is 2221131030277. The reversal of 2221131030233 is 3320301311222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1921251032464 + 299879997769 = 1386092^2 + 547613^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221131030233 - 2⁶ = 2221131030169 is a prime.

It is a super-3 number, since 3×2221131030233³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2221131030199 and 2221131030208.

It is not a weakly prime, because it can be changed into another prime (2221131330233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110565515116 + 1110565515117.

It is an arithmetic number, because the mean of its divisors is an integer number (1110565515117).

Almost surely, 2^{2221131030233} is an apocalyptic number.

It is an amenable number.

2221131030233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221131030233 is an equidigital number, since it uses as much as digits as its factorization.

2221131030233 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 2221131030233 its reverse (3320301311222), we get a palindrome (5541432341455).

The spelling of 2221131030233 in words is "two trillion, two hundred twenty-one billion, one hundred thirty-one million, thirty thousand, two hundred thirty-three".