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20110211202000 = 2435367101495301
BaseRepresentation
bin1001001001010010001011…
…11111101011101111010000
32122012111222012021122201010
410210221011333223233100
510113441203031431000
6110434300430410520
74143625531543413
oct444510577535720
978174865248633
1020110211202000
116453768a51357
1223095b1060a40
13b2b50048a92a
144d74a74dbb7a
1524d1a579bd50
hex124a45febbd0

20110211202000 has 320 divisors, whose sum is σ = 66454661415168. Its totient is φ = 5230368000000.

The previous prime is 20110211201957. The next prime is 20110211202001. The reversal of 20110211202000 is 20211201102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110211202001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40354350 + ... + 40849650.

Almost surely, 220110211202000 is an apocalyptic number.

20110211202000 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 20110211202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33227330707584).

20110211202000 is an abundant number, since it is smaller than the sum of its proper divisors (46344450213168).

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

20110211202000 is a wasteful number, since it uses less digits than its factorization.

20110211202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495495 (or 495479 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20110211202000 its reverse (20211201102), we get a palindrome (20130422403102).

The spelling of 20110211202000 in words is "twenty trillion, one hundred ten billion, two hundred eleven million, two hundred two thousand".