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13122002233 = 371163304943
BaseRepresentation
bin11000011100010000…
…11101110100111001
31020212111100210001201
430032020131310321
5203333213032413
610010030014201
7643114115164
oct141610356471
936774323051
1013122002233
11562403454a
122662647361
13131174a082
148c6a46adb
1551c0009dd
hex30e21dd39

13122002233 has 8 divisors (see below), whose sum is σ = 13488283008. Its totient is φ = 12756333744.

The previous prime is 13122002213. The next prime is 13122002237. The reversal of 13122002233 is 33220022131.

13122002233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13122002233 - 29 = 13122001721 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13122002233.

It is not an unprimeable number, because it can be changed into a prime (13122002237) 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, 109441 + ... + 195502.

It is an arithmetic number, because the mean of its divisors is an integer number (1686035376).

Almost surely, 213122002233 is an apocalyptic number.

It is an amenable number.

13122002233 is a deficient number, since it is larger than the sum of its proper divisors (366280775).

13122002233 is a wasteful number, since it uses less digits than its factorization.

13122002233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306143.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13122002233 its reverse (33220022131), we get a palindrome (46342024364).

The spelling of 13122002233 in words is "thirteen billion, one hundred twenty-two million, two thousand, two hundred thirty-three".

Divisors: 1 37 1163 43031 304943 11282891 354648709 13122002233