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13211201130 = 2353770916787
BaseRepresentation
bin11000100110111001…
…01110111001101010
31021002201012112221120
430103130232321222
5204024031414010
610022533520110
7645246233241
oct142334567152
937081175846
1013211201130
11566a418a46
1226884a3036
13132707b49a
148d4825958
15524c6ee70
hex31372ee6a

13211201130 has 64 divisors (see below), whose sum is σ = 32611697280. Its totient is φ = 3422732544.

The previous prime is 13211201039. The next prime is 13211201131. The reversal of 13211201130 is 3110211231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (13211201131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 778597 + ... + 795383.

It is an arithmetic number, because the mean of its divisors is an integer number (509557770).

Almost surely, 213211201130 is an apocalyptic number.

13211201130 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 13211201130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16305848640).

13211201130 is an abundant number, since it is smaller than the sum of its proper divisors (19400496150).

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

13211201130 is a wasteful number, since it uses less digits than its factorization.

13211201130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17543.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13211201130 its reverse (3110211231), we get a palindrome (16321412361).

The spelling of 13211201130 in words is "thirteen billion, two hundred eleven million, two hundred one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 709 1110 1418 2127 3545 4254 7090 10635 16787 21270 26233 33574 50361 52466 78699 83935 100722 131165 157398 167870 251805 262330 393495 503610 621119 786990 1242238 1863357 3105595 3726714 6211190 9316785 11901983 18633570 23803966 35705949 59509915 71411898 119019830 178529745 357059490 440373371 880746742 1321120113 2201866855 2642240226 4403733710 6605600565 13211201130