12220302000 has 160 divisors (see below), whose sum is σ = 39474062784. Its totient is φ = 3252480000.

The previous prime is 12220301999. The next prime is 12220302023. The reversal of 12220302000 is 20302221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3700350 + ... + 3703650.

Almost surely, 2^12220302000 is an apocalyptic number.

12220302000 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 12220302000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19737031392).

12220302000 is an abundant number, since it is smaller than the sum of its proper divisors (27253760784).

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

12220302000 is a wasteful number, since it uses less digits than its factorization.

12220302000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944 (or 3928 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 12220302000 its reverse (20302221), we get a palindrome (12240604221).

The spelling of 12220302000 in words is "twelve billion, two hundred twenty million, three hundred two thousand".