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23323010221220 = 22543199913566673
BaseRepresentation
bin1010100110110010011111…
…01111010100010010100100
310001120122202200110011022112
411103121033233110102210
511024111011104034340
6121334235403420152
74625013635611403
oct523311757242244
9101518680404275
1023323010221220
117482262270866
1227481a4b24658
131002472b6cb48
145a8ba828563a
152a6a41e17065
hex15364fbd44a4

23323010221220 has 48 divisors (see below), whose sum is σ = 50142427104000. Its totient is φ = 9107686780416.

The previous prime is 23323010221187. The next prime is 23323010221253. The reversal of 23323010221220 is 2212201032332.

It is an interprime number because it is at equal distance from previous prime (23323010221187) and next prime (23323010221253).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5064197 + ... + 8502476.

It is an arithmetic number, because the mean of its divisors is an integer number (1044633898000).

Almost surely, 223323010221220 is an apocalyptic number.

23323010221220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23323010221220 is an abundant number, since it is smaller than the sum of its proper divisors (26819416882780).

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

23323010221220 is a wasteful number, since it uses less digits than its factorization.

23323010221220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13568724 (or 13568722 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23323010221220 its reverse (2212201032332), we get a palindrome (25535211253552).

The spelling of 23323010221220 in words is "twenty-three trillion, three hundred twenty-three billion, ten million, two hundred twenty-one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 1999 3998 7996 9995 19990 39980 85957 171914 343828 429785 859570 1719140 13566673 27133346 54266692 67833365 135666730 271333460 583366939 1166733878 2333467756 2916834695 5833669390 11667338780 27119779327 54239558654 108479117308 135598896635 271197793270 542395586540 1166150511061 2332301022122 4664602044244 5830752555305 11661505110610 23323010221220