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1201303012200 = 2335229670110303
BaseRepresentation
bin10001011110110011001…
…111010100001101101000
311020211202212112222200120
4101132303033110031220
5124140232032342300
62315512044403240
7152535260060304
oct21366317241550
94224685488616
101201303012200
11423519261485
121749a1b46520
1389389538a45
14422015d0d04
15213ae2c33a0
hex117b33d4368

1201303012200 has 192 divisors, whose sum is σ = 3853403366400. Its totient is φ = 309224832000.

The previous prime is 1201303012163. The next prime is 1201303012267. The reversal of 1201303012200 is 22103031021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1201303012200.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116592249 + ... + 116602551.

It is an arithmetic number, because the mean of its divisors is an integer number (20069809200).

Almost surely, 21201303012200 is an apocalyptic number.

1201303012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201303012200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1926701683200).

1201303012200 is an abundant number, since it is smaller than the sum of its proper divisors (2652100354200).

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

1201303012200 is a wasteful number, since it uses less digits than its factorization.

1201303012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17052 (or 17043 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1201303012200 its reverse (22103031021), we get a palindrome (1223406043221).

The spelling of 1201303012200 in words is "one trillion, two hundred one billion, three hundred three million, twelve thousand, two hundred".