1322245365620 has 96 divisors (see below), whose sum is σ = 2998030129920. Its totient is φ = 488347453440.

The previous prime is 1322245365577. The next prime is 1322245365653. The reversal of 1322245365620 is 265635422231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81245804 + ... + 81262076.

It is an arithmetic number, because the mean of its divisors is an integer number (31229480520).

Almost surely, 2^{1322245365620} is an apocalyptic number.

1322245365620 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 1322245365620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1499015064960).

1322245365620 is an abundant number, since it is smaller than the sum of its proper divisors (1675784764300).

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

1322245365620 is a wasteful number, since it uses less digits than its factorization.

1322245365620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22425 (or 22423 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 1322245365620 in words is "one trillion, three hundred twenty-two billion, two hundred forty-five million, three hundred sixty-five thousand, six hundred twenty".