220412204012 has 192 divisors, whose sum is σ = 544847385600. Its totient is φ = 75236152320.

The previous prime is 220412204003. The next prime is 220412204017. The reversal of 220412204012 is 210402214022.

It is a super-2 number, since 2×220412204012² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220412204017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6834758 + ... + 6866930.

It is an arithmetic number, because the mean of its divisors is an integer number (2837746800).

Almost surely, 2^220412204012 is an apocalyptic number.

220412204012 is a gapful number since it is divisible by the number (22) 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 220412204012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272423692800).

220412204012 is an abundant number, since it is smaller than the sum of its proper divisors (324435181588).

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

220412204012 is a wasteful number, since it uses less digits than its factorization.

220412204012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32296 (or 32294 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 220412204012 its reverse (210402214022), we get a palindrome (430814418034).

It can be divided in two parts, 220412 and 204012, that added together give a palindrome (424424).

The spelling of 220412204012 in words is "two hundred twenty billion, four hundred twelve million, two hundred four thousand, twelve".