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13020102011230 = 2529281091597243
BaseRepresentation
bin1011110101110111101010…
…0011100010100101011110
31201002201011021222111121221
42331131322203202211132
53201310132103324410
643405204032243554
72512446160025206
oct275357243424536
951081137874557
1013020102011230
11416a881174316
1215634719a05ba
13735a3752c112
14330267aa3406
15178a393534da
hexbd77a8e295e

13020102011230 has 32 divisors (see below), whose sum is σ = 24245205573600. Its totient is φ = 5028271151232.

The previous prime is 13020102011171. The next prime is 13020102011243. The reversal of 13020102011230 is 3211020102031.

It is a super-2 number, since 2×130201020112302 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7352989 + ... + 8950231.

It is an arithmetic number, because the mean of its divisors is an integer number (757662674175).

Almost surely, 213020102011230 is an apocalyptic number.

13020102011230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13020102011230 is a deficient number, since it is larger than the sum of its proper divisors (11225103562370).

13020102011230 is a wasteful number, since it uses less digits than its factorization.

13020102011230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625388.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 13020102011230 its reverse (3211020102031), we get a palindrome (16231122113261).

The spelling of 13020102011230 in words is "thirteen trillion, twenty billion, one hundred two million, eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 29 58 145 290 28109 56218 140545 281090 815161 1597243 1630322 3194486 4075805 7986215 8151610 15972430 46320047 92640094 231600235 463200470 44896903487 89793806974 224484517435 448969034870 1302010201123 2604020402246 6510051005615 13020102011230