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13003002121230 = 23251131470390089
BaseRepresentation
bin1011110100110111111101…
…0100101000110000001110
31201001002000120112002101200
42331031333110220300032
53201020122020334410
643353255142250330
72511302341250412
oct275157724506016
951032016462350
1013003002121230
1141635a6789920
12156009b1269a6
13734240933304
1432d4c4a20d42
15178387ee93c0
hexbd37f528c0e

13003002121230 has 192 divisors, whose sum is σ = 38079477596160. Its totient is φ = 3049875187200.

The previous prime is 13003002121211. The next prime is 13003002121271. The reversal of 13003002121230 is 3212120030031.

13003002121230 is a `hidden beast` number, since 1 + 30 + 0 + 300 + 212 + 123 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 144290026 + ... + 144380114.

It is an arithmetic number, because the mean of its divisors is an integer number (198330612480).

Almost surely, 213003002121230 is an apocalyptic number.

13003002121230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13003002121230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19039738798080).

13003002121230 is an abundant number, since it is smaller than the sum of its proper divisors (25076475474930).

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

13003002121230 is a wasteful number, since it uses less digits than its factorization.

13003002121230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94847 (or 94844 counting only the distinct ones).

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

Adding to 13003002121230 its reverse (3212120030031), we get a palindrome (16215122151261).

The spelling of 13003002121230 in words is "thirteen trillion, three billion, two million, one hundred twenty-one thousand, two hundred thirty".