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20200213320000 = 26354729829237
BaseRepresentation
bin1001001011111001110101…
…00010100001000101000000
32122112010021121010222011220
410211330322202201011000
510121430014102220000
6110543503324235040
74153263055121040
oct445747242410500
978463247128156
1020200213320000
11648895388975a
122322b2a69ba80
13b36b44871c5c
144db9a47cb720
152506c1de61a0
hex125f3a8a1140

20200213320000 has 560 divisors, whose sum is σ = 78959644325760. Its totient is φ = 4457972736000.

The previous prime is 20200213319921. The next prime is 20200213320011. The reversal of 20200213320000 is 2331200202.

It is a tau number, because it is divible by the number of its divisors (560).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 23945382 + ... + 24774618.

Almost surely, 220200213320000 is an apocalyptic number.

20200213320000 is a gapful number since it is divisible by the number (20) 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 20200213320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39479822162880).

20200213320000 is an abundant number, since it is smaller than the sum of its proper divisors (58759431005760).

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

20200213320000 is an equidigital number, since it uses as much as digits as its factorization.

20200213320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829308 (or 829283 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20200213320000 its reverse (2331200202), we get a palindrome (20202544520202).

The spelling of 20200213320000 in words is "twenty trillion, two hundred billion, two hundred thirteen million, three hundred twenty thousand".