1222213233331 has 8 divisors (see below), whose sum is σ = 1278015482880. Its totient is φ = 1166632862472.

The previous prime is 1222213233077. The next prime is 1222213233341. The reversal of 1222213233331 is 1333323122221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222213233331 - 2²⁵ = 1222179678899 is a prime.

It is a super-2 number, since 2×1222213233331² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1222213233331.

It is not an unprimeable number, because it can be changed into a prime (1222213233341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55458405 + ... + 55480438.

It is an arithmetic number, because the mean of its divisors is an integer number (159751935360).

Almost surely, 2^{1222213233331} is an apocalyptic number.

1222213233331 is a deficient number, since it is larger than the sum of its proper divisors (55802249549).

1222213233331 is a wasteful number, since it uses less digits than its factorization.

1222213233331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110939345.

The product of its digits is 7776, while the sum is 28.

Adding to 1222213233331 its reverse (1333323122221), we get a palindrome (2555536355552).

The spelling of 1222213233331 in words is "one trillion, two hundred twenty-two billion, two hundred thirteen million, two hundred thirty-three thousand, three hundred thirty-one".