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23211010130 = 2571122740379
BaseRepresentation
bin10101100111011110…
…111110100001010010
32012220121121111001212
4111213132332201102
5340014004311010
614355112300122
71451122221320
oct254736764122
965817544055
1023211010130
119931012500
1245b93a1642
13225b9cca29
1411a2938d10
1590cae1505
hex5677be852

23211010130 has 48 divisors (see below), whose sum is σ = 52483757760. Its totient is φ = 7234597920.

The previous prime is 23211010099. The next prime is 23211010133. The reversal of 23211010130 is 3101011232.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (23211010133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1361720 + ... + 1378659.

It is an arithmetic number, because the mean of its divisors is an integer number (1093411620).

Almost surely, 223211010130 is an apocalyptic number.

23211010130 is an abundant number, since it is smaller than the sum of its proper divisors (29272747630).

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

23211010130 is a wasteful number, since it uses less digits than its factorization.

23211010130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740415 (or 2740404 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 23211010130 its reverse (3101011232), we get a palindrome (26312021362).

The spelling of 23211010130 in words is "twenty-three billion, two hundred eleven million, ten thousand, one hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 121 154 242 385 605 770 847 1210 1694 4235 8470 2740379 5480758 13701895 19182653 27403790 30144169 38365306 60288338 95913265 150720845 191826530 211009183 301441690 331585859 422018366 663171718 1055045915 1657929295 2110091830 2321101013 3315858590 4642202026 11605505065 23211010130