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10033131221212 = 22117928571010291
BaseRepresentation
bin1001001000000000010100…
…1110001111000011011100
31022112011021011110200012111
42102000011032033003130
52303340323043034322
633201053514043404
72053604226154051
oct222000516170334
938464234420174
1010033131221212
113219033013980
1211605a3419564
1357a17415a428
1426986b37b028
15125eb88d1177
hex9200538f0dc

10033131221212 has 48 divisors (see below), whose sum is σ = 19403425681920. Its totient is φ = 4501205654400.

The previous prime is 10033131221207. The next prime is 10033131221257. The reversal of 10033131221212 is 21212213133001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9425787 + ... + 10436077.

It is an arithmetic number, because the mean of its divisors is an integer number (404238035040).

Almost surely, 210033131221212 is an apocalyptic number.

It is an amenable number.

10033131221212 is a deficient number, since it is larger than the sum of its proper divisors (9370294460708).

10033131221212 is a wasteful number, since it uses less digits than its factorization.

10033131221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013242 (or 1013240 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 10033131221212 its reverse (21212213133001), we get a palindrome (31245344354213).

The spelling of 10033131221212 in words is "ten trillion, thirty-three billion, one hundred thirty-one million, two hundred twenty-one thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 79 158 316 869 1738 2857 3476 5714 11428 31427 62854 125708 225703 451406 902812 1010291 2020582 2482733 4041164 4965466 9930932 11113201 22226402 44452804 79812989 159625978 319251956 877942879 1755885758 2886401387 3511771516 5772802774 11545605548 31750415257 63500830514 127001661028 228025709573 456051419146 912102838292 2508282805303 5016565610606 10033131221212