1222331313300 has 144 divisors (see below), whose sum is σ = 3581811374400. Its totient is φ = 321800371200.

The previous prime is 1222331313239. The next prime is 1222331313341. The reversal of 1222331313300 is 33131332221.

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, 17614071 + ... + 17683329.

It is an arithmetic number, because the mean of its divisors is an integer number (24873690100).

Almost surely, 2^{1222331313300} is an apocalyptic number.

1222331313300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1222331313300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1790905687200).

1222331313300 is an abundant number, since it is smaller than the sum of its proper divisors (2359480061100).

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

1222331313300 is a wasteful number, since it uses less digits than its factorization.

1222331313300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70026 (or 70019 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1222331313300 its reverse (33131332221), we get a palindrome (1255462645521).

The spelling of 1222331313300 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-one million, three hundred thirteen thousand, three hundred".