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10230131222 = 2231817091733
BaseRepresentation
bin10011000011100001…
…10110101000010110
3222101221210111210222
421201300312220112
5131422403144342
64411043114342
7511340452313
oct114160665026
928357714728
1010230131222
11437a708003
121b960729b2
13c705943ac
146d0949d0a
153ed1b9ed2
hex261c36a16

10230131222 has 32 divisors (see below), whose sum is σ = 16132858560. Its totient is φ = 4855973760.

The previous prime is 10230131213. The next prime is 10230131227. The reversal of 10230131222 is 22213103201.

It is a self number, because there is not a number n which added to its sum of digits gives 10230131222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10230131227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5902268 + ... + 5904000.

It is an arithmetic number, because the mean of its divisors is an integer number (504151830).

Almost surely, 210230131222 is an apocalyptic number.

10230131222 is a deficient number, since it is larger than the sum of its proper divisors (5902727338).

10230131222 is a wasteful number, since it uses less digits than its factorization.

10230131222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10230131222 its reverse (22213103201), we get a palindrome (32443234423).

The spelling of 10230131222 in words is "ten billion, two hundred thirty million, one hundred thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 23 46 181 362 709 1418 1733 3466 4163 8326 16307 32614 39859 79718 128329 256658 313673 627346 1228697 2457394 2951567 5903134 7214479 14428958 28260031 56520062 222394157 444788314 5115065611 10230131222