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2013030331230 = 2351132381249397
BaseRepresentation
bin11101010010110001111…
…101010011001101011110
321010102222112201021001110
4131102301331103031132
5230440141231044410
64140435014122450
7265302524330652
oct35226175231536
97112875637043
102013030331230
117067a3162576
1228617b950426
13117a9bcc5a39
146d607272a62
153756be21720
hex1d4b1f5335e

2013030331230 has 64 divisors (see below), whose sum is σ = 4876094023488. Its totient is φ = 531831982080.

The previous prime is 2013030331229. The next prime is 2013030331231. The reversal of 2013030331230 is 321330303102.

It is an interprime number because it is at equal distance from previous prime (2013030331229) and next prime (2013030331231).

It is a super-2 number, since 2×20130303312302 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2013030331197 and 2013030331206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013030331231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7946892 + ... + 8196288.

It is an arithmetic number, because the mean of its divisors is an integer number (76188969117).

Almost surely, 22013030331230 is an apocalyptic number.

2013030331230 is an abundant number, since it is smaller than the sum of its proper divisors (2863063692258).

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

2013030331230 is a wasteful number, since it uses less digits than its factorization.

2013030331230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251901.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 2013030331230 its reverse (321330303102), we get a palindrome (2334360634332).

The spelling of 2013030331230 in words is "two trillion, thirteen billion, thirty million, three hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 113 226 339 565 678 1130 1695 2381 3390 4762 7143 11905 14286 23810 35715 71430 249397 269053 498794 538106 748191 807159 1246985 1345265 1496382 1614318 2493970 2690530 3740955 4035795 7481910 8071590 28181861 56363722 84545583 140909305 169091166 281818610 422727915 593814257 845455830 1187628514 1781442771 2969071285 3562885542 5938142570 8907213855 17814427710 67101011041 134202022082 201303033123 335505055205 402606066246 671010110410 1006515165615 2013030331230