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122030203012 = 22175653317453
BaseRepresentation
bin111000110100110010…
…0010010000010000100
3102122222111100121110121
41301221210102002010
53444404212444022
6132020534431324
711550010416424
oct1615144220204
9378874317417
10122030203012
1147830960753
121b797802544
13b6799a7c23
145c98c24484
1532933322c7
hex1c69912084

122030203012 has 24 divisors (see below), whose sum is σ = 226155499416. Its totient is φ = 57415638528.

The previous prime is 122030202949. The next prime is 122030203027. The reversal of 122030203012 is 210302030221.

It can be written as a sum of positive squares in 4 ways, for example, as 91290996736 + 30739206276 = 302144^2 + 175326^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225678 + ... + 543130.

It is an arithmetic number, because the mean of its divisors is an integer number (9423145809).

Almost surely, 2122030203012 is an apocalyptic number.

It is an amenable number.

122030203012 is a deficient number, since it is larger than the sum of its proper divisors (104125296404).

122030203012 is a wasteful number, since it uses less digits than its factorization.

122030203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323127 (or 323125 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 122030203012 its reverse (210302030221), we get a palindrome (332332233233).

The spelling of 122030203012 in words is "one hundred twenty-two billion, thirty million, two hundred three thousand, twelve".

Divisors: 1 2 4 17 34 68 5653 11306 22612 96101 192202 317453 384404 634906 1269812 5396701 10793402 21586804 1794561809 3589123618 7178247236 30507550753 61015101506 122030203012