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10231210012 = 223499977351
BaseRepresentation
bin10011000011101001…
…11110000000011100
3222102000211022122011
421201310332000130
5131423142210022
64411122201004
7511352564422
oct114164760034
928360738564
1010231210012
114380284571
121b964b3164
13c7088142a
146d0b4b112
153ed32e977
hex261d3e01c

10231210012 has 24 divisors (see below), whose sum is σ = 17976375200. Its totient is φ = 5095137600.

The previous prime is 10231209931. The next prime is 10231210021. The reversal of 10231210012 is 21001213201.

It is a junction number, because it is equal to n+sod(n) for n = 10231209974 and 10231210001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388137 + ... + 1395487.

Almost surely, 210231210012 is an apocalyptic number.

It is an amenable number.

10231210012 is a deficient number, since it is larger than the sum of its proper divisors (7745165188).

10231210012 is a wasteful number, since it uses less digits than its factorization.

10231210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8701 (or 8699 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10231210012 its reverse (21001213201), we get a palindrome (31232423213).

The spelling of 10231210012 in words is "ten billion, two hundred thirty-one million, two hundred ten thousand, twelve".

Divisors: 1 2 4 349 698 997 1396 1994 3988 7351 14702 29404 347953 695906 1391812 2565499 5130998 7328947 10261996 14657894 29315788 2557802503 5115605006 10231210012