1222311031333 has 4 divisors (see below), whose sum is σ = 1396926892960. Its totient is φ = 1047695169708.

The previous prime is 1222311031327. The next prime is 1222311031349. The reversal of 1222311031333 is 3331301132221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222311031333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222311031298 and 1222311031307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222311031313) 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, 87307930803 + ... + 87307930816.

It is an arithmetic number, because the mean of its divisors is an integer number (349231723240).

Almost surely, 2^{1222311031333} is an apocalyptic number.

It is an amenable number.

1222311031333 is a deficient number, since it is larger than the sum of its proper divisors (174615861627).

1222311031333 is an equidigital number, since it uses as much as digits as its factorization.

1222311031333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174615861626.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1222311031333 its reverse (3331301132221), we get a palindrome (4553612163554).

The spelling of 1222311031333 in words is "one trillion, two hundred twenty-two billion, three hundred eleven million, thirty-one thousand, three hundred thirty-three".