1322002130220 has 192 divisors, whose sum is σ = 4166813952000. Its totient is φ = 347916321792.

The previous prime is 1322002130173. The next prime is 1322002130233. The reversal of 1322002130220 is 220312002231.

1322002130220 is a `hidden beast` number, since 1 + 32 + 200 + 213 + 0 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1322002130193 and 1322002130202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 120253044 + ... + 120264036.

It is an arithmetic number, because the mean of its divisors is an integer number (21702156000).

Almost surely, 2^{1322002130220} is an apocalyptic number.

1322002130220 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 1322002130220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2083406976000).

1322002130220 is an abundant number, since it is smaller than the sum of its proper divisors (2844811821780).

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

1322002130220 is a wasteful number, since it uses less digits than its factorization.

1322002130220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13909 (or 13901 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1322002130220 its reverse (220312002231), we get a palindrome (1542314132451).

The spelling of 1322002130220 in words is "one trillion, three hundred twenty-two billion, two million, one hundred thirty thousand, two hundred twenty".