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220301201020 = 22533461329191
BaseRepresentation
bin1100110100101011111…
…0011000111001111100
3210001122011120112212111
43031022332120321330
512102134101413040
6245112135143404
721626161211665
oct3151276307174
9701564515774
10220301201020
118547a314a8a
1236842514b64
1317a0b225464
14a93c3b036c
155ae5889dea
hex334af98e7c

220301201020 has 24 divisors (see below), whose sum is σ = 462647753568. Its totient is φ = 88117579200.

The previous prime is 220301201011. The next prime is 220301201027. The reversal of 220301201020 is 20102103022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220301201027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504625 + ... + 833815.

It is an arithmetic number, because the mean of its divisors is an integer number (19276989732).

Almost surely, 2220301201020 is an apocalyptic number.

220301201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220301201020 is an abundant number, since it is smaller than the sum of its proper divisors (242346552548).

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

220301201020 is a wasteful number, since it uses less digits than its factorization.

220301201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362661 (or 362659 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 220301201020 its reverse (20102103022), we get a palindrome (240403304042).

The spelling of 220301201020 in words is "two hundred twenty billion, three hundred one million, two hundred one thousand, twenty".

Divisors: 1 2 4 5 10 20 33461 66922 133844 167305 329191 334610 658382 669220 1316764 1645955 3291910 6583820 11015060051 22030120102 44060240204 55075300255 110150600510 220301201020