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23002033220020 = 2251150101661001
BaseRepresentation
bin1010011101011100101000…
…00001001110100110110100
310000102222021020121001122001
411032232110001032212310
511003331131001020040
6120530553240345044
74562561553250111
oct516562401164664
9100388236531561
1023002033220020
117369120100038
1226b5b46475184
13cab10c11c7ba
145974391b9908
1529d507d5059a
hex14eb9404e9b4

23002033220020 has 12 divisors (see below), whose sum is σ = 48304269762084. Its totient is φ = 9200813288000.

The previous prime is 23002033220017. The next prime is 23002033220059. The reversal of 23002033220020 is 2002233020032.

It can be written as a sum of positive squares in 2 ways, for example, as 12669228696996 + 10332804523024 = 3559386^2 + 3214468^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23002033220020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575050830481 + ... + 575050830520.

It is an arithmetic number, because the mean of its divisors is an integer number (4025355813507).

Almost surely, 223002033220020 is an apocalyptic number.

23002033220020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23002033220020 is an abundant number, since it is smaller than the sum of its proper divisors (25302236542064).

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

23002033220020 is a wasteful number, since it uses less digits than its factorization.

23002033220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150101661010 (or 1150101661008 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 23002033220020 its reverse (2002233020032), we get a palindrome (25004266240052).

The spelling of 23002033220020 in words is "twenty-three trillion, two billion, thirty-three million, two hundred twenty thousand, twenty".

Divisors: 1 2 4 5 10 20 1150101661001 2300203322002 4600406644004 5750508305005 11501016610010 23002033220020