1222223033233 has 4 divisors (see below), whose sum is σ = 1231144369380. Its totient is φ = 1213301697088.

The previous prime is 1222223033177. The next prime is 1222223033267. The reversal of 1222223033233 is 3323303222221.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 711672770449 + 510550262784 = 843607^2 + 714528^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222223033233 - 2¹³ = 1222223025041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222223033293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4460667868 + ... + 4460668141.

It is an arithmetic number, because the mean of its divisors is an integer number (307786092345).

Almost surely, 2^{1222223033233} is an apocalyptic number.

It is an amenable number.

1222223033233 is a deficient number, since it is larger than the sum of its proper divisors (8921336147).

1222223033233 is an equidigital number, since it uses as much as digits as its factorization.

1222223033233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8921336146.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 1222223033233 its reverse (3323303222221), we get a palindrome (4545526255454).

The spelling of 1222223033233 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-three million, thirty-three thousand, two hundred thirty-three".