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122122031330 = 25132411762477
BaseRepresentation
bin111000110111100001…
…0100101000011100010
3102200012220010222020102
41301233002211003202
54000101220000310
6132034014542402
711552204065445
oct1615702450342
9380186128212
10122122031330
1147878780722
121b802507a02
13b692a1a100
145ca70c965c
15329b4208a5
hex1c6f0a50e2

122122031330 has 48 divisors (see below), whose sum is σ = 243835306344. Its totient is φ = 43991400960.

The previous prime is 122122031321. The next prime is 122122031389. The reversal of 122122031330 is 33130221221.

It can be written as a sum of positive squares in 12 ways, for example, as 3337719529 + 118784311801 = 57773^2 + 344651^2 .

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 23 ways as a sum of consecutive naturals, for example, 811949 + ... + 950528.

Almost surely, 2122122031330 is an apocalyptic number.

122122031330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122122031330 is a deficient number, since it is larger than the sum of its proper divisors (121713275014).

122122031330 is a wasteful number, since it uses less digits than its factorization.

122122031330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762551 (or 1762538 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 122122031330 its reverse (33130221221), we get a palindrome (155252252551).

The spelling of 122122031330 in words is "one hundred twenty-two billion, one hundred twenty-two million, thirty-one thousand, three hundred thirty".

Divisors: 1 2 5 10 13 26 41 65 82 130 169 205 338 410 533 845 1066 1690 2665 5330 6929 13858 34645 69290 1762477 3524954 8812385 17624770 22912201 45824402 72261557 114561005 144523114 229122010 297858613 361307785 595717226 722615570 939400241 1489293065 1878800482 2978586130 4697001205 9394002410 12212203133 24424406266 61061015665 122122031330