Search a number
-
+
1230020200200 = 2335211226962983
BaseRepresentation
bin10001111001100010111…
…010101100011100001000
311100120220020000021211010
4101321202322230130020
5130123040132401300
62341021413403520
7154603022123421
oct21714272543410
94316806007733
101230020200200
11434715377900
1217a4773395a0
138bcb4c0338c
1443767510648
1521ee04a4a50
hex11e62eac708

1230020200200 has 288 divisors, whose sum is σ = 4206865118400. Its totient is φ = 297073497600.

The previous prime is 1230020200181. The next prime is 1230020200261. The reversal of 1230020200200 is 20020200321.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 19497909 + ... + 19560891.

It is an arithmetic number, because the mean of its divisors is an integer number (14607170550).

Almost surely, 21230020200200 is an apocalyptic number.

1230020200200 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 1230020200200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2103432559200).

1230020200200 is an abundant number, since it is smaller than the sum of its proper divisors (2976844918200).

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

1230020200200 is a wasteful number, since it uses less digits than its factorization.

1230020200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63293 (or 63273 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 1230020200200 its reverse (20020200321), we get a palindrome (1250040400521).

The spelling of 1230020200200 in words is "one trillion, two hundred thirty billion, twenty million, two hundred thousand, two hundred".