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12212020002000 = 24353721329239461
BaseRepresentation
bin1011000110110101010100…
…0111010011110011010000
31121020110100200010011020010
42301231111013103303100
53100040204110031000
641550042522314520
72400201145211100
oct261552507236320
947213320104203
1012212020002000
1139890a7a19455
121452930958a40
136a7786057880
143030ca207200
151629e1766d50
hexb1b551d3cd0

12212020002000 has 1920 divisors, whose sum is σ = 51348013516800. Its totient is φ = 2471970816000.

The previous prime is 12212020001921. The next prime is 12212020002041. The reversal of 12212020002000 is 20002021221.

12212020002000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 26490281770 + ... + 26490282230.

It is an arithmetic number, because the mean of its divisors is an integer number (26743757040).

Almost surely, 212212020002000 is an apocalyptic number.

12212020002000 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 12212020002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25674006758400).

12212020002000 is an abundant number, since it is smaller than the sum of its proper divisors (39135993514800).

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

12212020002000 is a wasteful number, since it uses less digits than its factorization.

12212020002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12212020002000 its reverse (20002021221), we get a palindrome (12232022023221).

The spelling of 12212020002000 in words is "twelve trillion, two hundred twelve billion, twenty million, two thousand".