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1213413441330 = 235233358348449
BaseRepresentation
bin10001101010000101000…
…100111011111100110010
311022000000212110112022210
4101222011010323330302
5124340032320110310
62325233501112550
7153444342033666
oct21520504737462
94260025415283
101213413441330
114286732880a2
12177201858756
138a56952603c
1442a2db568a6
152186c5a8820
hex11a8513bf32

1213413441330 has 64 divisors (see below), whose sum is σ = 2925567590400. Its totient is φ = 322091606016.

The previous prime is 1213413441323. The next prime is 1213413441341. The reversal of 1213413441330 is 331443143121.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25020946 + ... + 25069394.

It is an arithmetic number, because the mean of its divisors is an integer number (45711993600).

Almost surely, 21213413441330 is an apocalyptic number.

1213413441330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213413441330 is an abundant number, since it is smaller than the sum of its proper divisors (1712154149070).

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

1213413441330 is a wasteful number, since it uses less digits than its factorization.

1213413441330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52275.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 1213413441330 its reverse (331443143121), we get a palindrome (1544856584451).

The spelling of 1213413441330 in words is "one trillion, two hundred thirteen billion, four hundred thirteen million, four hundred forty-one thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 233 466 699 1165 1398 2330 3495 3583 6990 7166 10749 17915 21498 35830 48449 53745 96898 107490 145347 242245 290694 484490 726735 834839 1453470 1669678 2504517 4174195 5009034 8348390 11288617 12522585 22577234 25045170 33865851 56443085 67731702 112886170 169329255 173592767 338658510 347185534 520778301 867963835 1041556602 1735927670 2603891505 5207783010 40447114711 80894229422 121341344133 202235573555 242682688266 404471147110 606706720665 1213413441330