Search a number
-
+
1203130101210 = 235353208754437
BaseRepresentation
bin10001100000100000001…
…001000110110111011010
311021000111012112201121220
4101200200021012313122
5124203002301214320
62320413233312510
7152631454060362
oct21404011066732
94230435481556
101203130101210
114242766384a4
12175211a05736
13895bac21abb
14423361199a2
15214698cce40
hex11820246dda

1203130101210 has 64 divisors (see below), whose sum is σ = 2897132873472. Its totient is φ = 319766644736.

The previous prime is 1203130101203. The next prime is 1203130101293. The reversal of 1203130101210 is 121010313021.

It is a happy number.

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 1203130101210.

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, 22074112 + ... + 22128548.

It is an arithmetic number, because the mean of its divisors is an integer number (45267701148).

Almost surely, 21203130101210 is an apocalyptic number.

1203130101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1203130101210 is an abundant number, since it is smaller than the sum of its proper divisors (1694002772262).

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

1203130101210 is a wasteful number, since it uses less digits than its factorization.

1203130101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56887.

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

Adding to 1203130101210 its reverse (121010313021), we get a palindrome (1324140414231).

The spelling of 1203130101210 in words is "one trillion, two hundred three billion, one hundred thirty million, one hundred one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 353 706 1059 1765 2087 2118 3530 4174 5295 6261 10435 10590 12522 20870 31305 54437 62610 108874 163311 272185 326622 544370 736711 816555 1473422 1633110 2210133 3683555 4420266 7367110 11050665 19216261 22101330 38432522 57648783 96081305 113610019 115297566 192162610 227220038 288243915 340830057 568050095 576487830 681660114 1136100190 1704150285 3408300570 40104336707 80208673414 120313010121 200521683535 240626020242 401043367070 601565050605 1203130101210