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13122210330 = 233548600779
BaseRepresentation
bin11000011100010010…
…10000101000011010
31020212111202100112000
430032021100220122
5203333241212310
610010034301430
7643115642655
oct141611205032
936774670460
1013122210330
115624166929
122662727876
1313117c09c8
148c6a9c89c
1551c0424c0
hex30e250a1a

13122210330 has 32 divisors (see below), whose sum is σ = 34992561600. Its totient is φ = 3499256016.

The previous prime is 13122210329. The next prime is 13122210397. The reversal of 13122210330 is 3301222131.

13122210330 is a `hidden beast` number, since 1 + 3 + 122 + 210 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 15 ways as a sum of consecutive naturals, for example, 24300120 + ... + 24300659.

It is an arithmetic number, because the mean of its divisors is an integer number (1093517550).

Almost surely, 213122210330 is an apocalyptic number.

13122210330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13122210330 is an abundant number, since it is smaller than the sum of its proper divisors (21870351270).

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

13122210330 is a wasteful number, since it uses less digits than its factorization.

13122210330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48600795 (or 48600789 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13122210330 its reverse (3301222131), we get a palindrome (16423432461).

The spelling of 13122210330 in words is "thirteen billion, one hundred twenty-two million, two hundred ten thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 48600779 97201558 145802337 243003895 291604674 437407011 486007790 729011685 874814022 1312221033 1458023370 2187035055 2624442066 4374070110 6561105165 13122210330