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10221130032 = 243316869039
BaseRepresentation
bin10011000010011101…
…00001000100110000
3222101022212012111120
421201032201010300
5131413102130112
64410122142240
7511201112631
oct114116410460
928338765446
1010221130032
11437561a303
121b93051980
13c6b762349
146cd685888
153ec4dce8c
hex2613a1130

10221130032 has 40 divisors (see below), whose sum is σ = 27256350720. Its totient is φ = 3297138240.

The previous prime is 10221130027. The next prime is 10221130043. The reversal of 10221130032 is 23003112201.

It is a junction number, because it is equal to n+sod(n) for n = 10221129993 and 10221130020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3433032 + ... + 3436007.

It is an arithmetic number, because the mean of its divisors is an integer number (681408768).

Almost surely, 210221130032 is an apocalyptic number.

10221130032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10221130032 is an abundant number, since it is smaller than the sum of its proper divisors (17035220688).

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

10221130032 is a wasteful number, since it uses less digits than its factorization.

10221130032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6869081 (or 6869075 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10221130032 its reverse (23003112201), we get a palindrome (33224242233).

The spelling of 10221130032 in words is "ten billion, two hundred twenty-one million, one hundred thirty thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 31 48 62 93 124 186 248 372 496 744 1488 6869039 13738078 20607117 27476156 41214234 54952312 82428468 109904624 164856936 212940209 329713872 425880418 638820627 851760836 1277641254 1703521672 2555282508 3407043344 5110565016 10221130032