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2020011110000 = 245413231016689
BaseRepresentation
bin11101011001010010000…
…010110110111001110000
321011010000001021120021022
4131121102002312321300
5231043440321010000
64143551424315012
7265640521063442
oct35312202667160
97133001246238
102020011110000
11709755678a24
122875a9772a68
1311864232bb70
146daaa428492
1537829be0585
hex1d6520b6e70

2020011110000 has 400 divisors, whose sum is σ = 5551090332480. Its totient is φ = 706252800000.

The previous prime is 2020011109981. The next prime is 2020011110011. The reversal of 2020011110000 is 111100202.

It is a tau number, because it is divible by the number of its divisors (400).

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

It is a self number, because there is not a number n which added to its sum of digits gives 2020011110000.

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, 301986656 + ... + 301993344.

Almost surely, 22020011110000 is an apocalyptic number.

2020011110000 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 2020011110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2775545166240).

2020011110000 is an abundant number, since it is smaller than the sum of its proper divisors (3531079222480).

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

2020011110000 is a wasteful number, since it uses less digits than its factorization.

2020011110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6854 (or 6833 counting only the distinct ones).

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

Adding to 2020011110000 its reverse (111100202), we get a palindrome (2020122210202).

The spelling of 2020011110000 in words is "two trillion, twenty billion, eleven million, one hundred ten thousand".