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12022313101212 = 22331131246702641
BaseRepresentation
bin1010111011110010100110…
…1100111010011110011100
31120120022200200010002101110
42232330221230322132130
53033433144123214322
641322550245142020
72350404061154511
oct256745154723634
946508620102343
1012022313101212
1139156a8363017
1214220083ba910
1369291237895b
142d7c51183308
1515cadbc99c0c
hexaef29b3a79c

12022313101212 has 48 divisors (see below), whose sum is σ = 29178014874624. Its totient is φ = 3848561184000.

The previous prime is 12022313101207. The next prime is 12022313101217. The reversal of 12022313101212 is 21210131322021.

It is an interprime number because it is at equal distance from previous prime (12022313101207) and next prime (12022313101217).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022313101217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123302589 + ... + 123400052.

It is an arithmetic number, because the mean of its divisors is an integer number (607875309888).

Almost surely, 212022313101212 is an apocalyptic number.

12022313101212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12022313101212 is an abundant number, since it is smaller than the sum of its proper divisors (17155701773412).

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

12022313101212 is a wasteful number, since it uses less digits than its factorization.

12022313101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246702810 (or 246702808 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12022313101212 its reverse (21210131322021), we get a palindrome (33232444423233).

The spelling of 12022313101212 in words is "twelve trillion, twenty-two billion, three hundred thirteen million, one hundred one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 31 62 93 124 131 186 262 372 393 524 786 1572 4061 8122 12183 16244 24366 48732 246702641 493405282 740107923 986810564 1480215846 2960431692 7647781871 15295563742 22943345613 30591127484 32318045971 45886691226 64636091942 91773382452 96954137913 129272183884 193908275826 387816551652 1001859425101 2003718850202 3005578275303 4007437700404 6011156550606 12022313101212