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20020022010000 = 243254463947951
BaseRepresentation
bin1001000110101010001100…
…10011001110000010010000
32121212220011202101222221200
410203111012103032002100
510111002001113310000
6110325023211151200
74134253544215605
oct443250623160220
977786152358850
1020020022010000
11641949755a541
1222b4020a45500
13b22b593c692c
144d2d8d4326ac
1524ab779ed500
hex1235464ce090

20020022010000 has 300 divisors, whose sum is σ = 70029461399040. Its totient is φ = 5337410400000.

The previous prime is 20020022009983. The next prime is 20020022010011. The reversal of 20020022010000 is 1022002002.

It is a tau number, because it is divible by the number of its divisors (300).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 417486025 + ... + 417533975.

Almost surely, 220020022010000 is an apocalyptic number.

20020022010000 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 20020022010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35014730699520).

20020022010000 is an abundant number, since it is smaller than the sum of its proper divisors (50009439389040).

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

20020022010000 is a wasteful number, since it uses less digits than its factorization.

20020022010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52624 (or 52600 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20020022010000 its reverse (1022002002), we get a palindrome (20021044012002).

The spelling of 20020022010000 in words is "twenty trillion, twenty billion, twenty-two million, ten thousand".