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220033131213000 = 233537131139575417
BaseRepresentation
bin110010000001111001110100…
…100111111111000011001000
31001212001221222020022120100010
4302001321310213333003020
5212320010323042304000
62055545454112311520
764226604053113230
oct6201716447770310
91055057866276303
10220033131213000
1164122588355056
1220817a8a5425a0
1395a105c570b61
143c499360cacc0
151a688778b0d50
hexc81e749ff0c8

220033131213000 has 512 divisors, whose sum is σ = 796253301043200. Its totient is φ = 49550222592000.

The previous prime is 220033131212963. The next prime is 220033131213001. The reversal of 220033131213000 is 312131330022.

220033131213000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (220033131213001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 382101292 + ... + 382676708.

It is an arithmetic number, because the mean of its divisors is an integer number (1555182228600).

Almost surely, 2220033131213000 is an apocalyptic number.

220033131213000 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 220033131213000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398126650521600).

220033131213000 is an abundant number, since it is smaller than the sum of its proper divisors (576220169830200).

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

220033131213000 is a wasteful number, since it uses less digits than its factorization.

220033131213000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575718 (or 575704 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 220033131213000 its reverse (312131330022), we get a palindrome (220345262543022).

The spelling of 220033131213000 in words is "two hundred twenty trillion, thirty-three billion, one hundred thirty-one million, two hundred thirteen thousand".