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20000201111000 = 23531172711172239
BaseRepresentation
bin1001000110000101010001…
…11000011111010111011000
32121211000000101220000002022
410203002220320133113120
510110140402441023000
6110311544320354012
74132652425314215
oct443025070372730
977730011800068
1020000201111000
116411046139780
1222b020aa75908
13b2101ab69926
144d202cc4cb0c
1524a3b785e585
hex1230a8e1f5d8

20000201111000 has 256 divisors, whose sum is σ = 51193910476800. Its totient is φ = 7253053632000.

The previous prime is 20000201110937. The next prime is 20000201111039. The reversal of 20000201111000 is 11110200002.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8932647881 + ... + 8932650119.

It is an arithmetic number, because the mean of its divisors is an integer number (199976212800).

Almost surely, 220000201111000 is an apocalyptic number.

20000201111000 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 20000201111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25596955238400).

20000201111000 is an abundant number, since it is smaller than the sum of its proper divisors (31193709365800).

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

20000201111000 is a wasteful number, since it uses less digits than its factorization.

20000201111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4115 (or 4101 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 20000201111000 its reverse (11110200002), we get a palindrome (20011311311002).

The spelling of 20000201111000 in words is "twenty trillion, two hundred one million, one hundred eleven thousand".