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12203370212 = 2211317874919
BaseRepresentation
bin10110101110110000…
…01010011011100100
31011111110210102211112
423113120022123210
5144443030321322
65334532324152
7611260635545
oct132730123344
934443712745
1012203370212
1151a2536730
122446a73658
1311c632bb27
1483aa3a4cc
154b65435e2
hex2d760a6e4

12203370212 has 24 divisors (see below), whose sum is σ = 23370863040. Its totient is φ = 5529481760.

The previous prime is 12203370211. The next prime is 12203370227. The reversal of 12203370212 is 21207330221.

12203370212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×122033702122 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12203370211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 423512 + ... + 451407.

It is an arithmetic number, because the mean of its divisors is an integer number (973785960).

Almost surely, 212203370212 is an apocalyptic number.

It is an amenable number.

12203370212 is a deficient number, since it is larger than the sum of its proper divisors (11167492828).

12203370212 is a wasteful number, since it uses less digits than its factorization.

12203370212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875251 (or 875249 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The spelling of 12203370212 in words is "twelve billion, two hundred three million, three hundred seventy thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 317 634 1268 3487 6974 13948 874919 1749838 3499676 9624109 19248218 38496436 277349323 554698646 1109397292 3050842553 6101685106 12203370212