11322200312220 has 192 divisors, whose sum is σ = 36770567694336. Its totient is φ = 2549668208640.

The previous prime is 11322200312197. The next prime is 11322200312231. The reversal of 11322200312220 is 2221300222311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7211560 + ... + 8640080.

It is an arithmetic number, because the mean of its divisors is an integer number (191513373408).

Almost surely, 2^{11322200312220} is an apocalyptic number.

11322200312220 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 11322200312220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18385283847168).

11322200312220 is an abundant number, since it is smaller than the sum of its proper divisors (25448367382116).

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

11322200312220 is a wasteful number, since it uses less digits than its factorization.

11322200312220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428820 (or 1428818 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11322200312220 its reverse (2221300222311), we get a palindrome (13543500534531).

The spelling of 11322200312220 in words is "eleven trillion, three hundred twenty-two billion, two hundred million, three hundred twelve thousand, two hundred twenty".