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220211123131032 = 2331117431975792309
BaseRepresentation
bin110010000100011111100101…
…110001010001001010011000
31001212200222101210111211222120
4302010133211301101022120
5212330414340010143112
62100203332101021240
764245504626341035
oct6204374561211230
91055628353454876
10220211123131032
116419101612a560
12208464836b4820
1395b4a8716b507
143c543bd32638c
151a6d2e3b5be8c
hexc847e5c51298

220211123131032 has 256 divisors, whose sum is σ = 653995357171200. Its totient is φ = 61033317703680.

The previous prime is 220211123130959. The next prime is 220211123131073. The reversal of 220211123131032 is 230131321112022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 220211123130993 and 220211123131011.

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, 35121694 + ... + 40914002.

It is an arithmetic number, because the mean of its divisors is an integer number (2554669363950).

Almost surely, 2220211123131032 is an apocalyptic number.

220211123131032 is a gapful number since it is divisible by the number (22) 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 220211123131032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326997678585600).

220211123131032 is an abundant number, since it is smaller than the sum of its proper divisors (433784234040168).

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

220211123131032 is a wasteful number, since it uses less digits than its factorization.

220211123131032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792586 (or 5792582 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 220211123131032 its reverse (230131321112022), we get a palindrome (450342444243054).

The spelling of 220211123131032 in words is "two hundred twenty trillion, two hundred eleven billion, one hundred twenty-three million, one hundred thirty-one thousand, thirty-two".