1233323211222 has 96 divisors (see below), whose sum is σ = 2844300026880. Its totient is φ = 385420464000.

The previous prime is 1233323211217. The next prime is 1233323211251. The reversal of 1233323211222 is 2221123233321.

1233323211222 is a `hidden beast` number, since 1 + 2 + 3 + 332 + 321 + 1 + 2 + 2 + 2 = 666.

It is a super-2 number, since 2×1233323211222² (a number of 25 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4343097 + ... + 4618347.

It is an arithmetic number, because the mean of its divisors is an integer number (29628125280).

Almost surely, 2^{1233323211222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1233323211222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422150013440).

1233323211222 is an abundant number, since it is smaller than the sum of its proper divisors (1610976815658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1233323211222 is a wasteful number, since it uses less digits than its factorization.

1233323211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275498 (or 275495 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 1233323211222 its reverse (2221123233321), we get a palindrome (3454446444543).

The spelling of 1233323211222 in words is "one trillion, two hundred thirty-three billion, three hundred twenty-three million, two hundred eleven thousand, two hundred twenty-two".