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101212202102102 = 2713599425610179
BaseRepresentation
bin10111000000110101001101…
…010110100110110101010110
3111021100210101101102122120122
4113000311031112212311112
5101231230042214231402
6555132124352431542
730214224502043060
oct2700651526466526
9437323341378518
10101212202102102
112a281943543173
12b4277298485b2
1344623677074c0
141adc9a7b26730
15ba7b6584cca2
hex5c0d4d5a6d56

101212202102102 has 32 divisors (see below), whose sum is σ = 190020301228800. Its totient is φ = 39361348103328.

The previous prime is 101212202102027. The next prime is 101212202102159. The reversal of 101212202102102 is 201201202212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4712794352 + ... + 4712815827.

It is an arithmetic number, because the mean of its divisors is an integer number (5938134413400).

Almost surely, 2101212202102102 is an apocalyptic number.

101212202102102 is a deficient number, since it is larger than the sum of its proper divisors (88808099126698).

101212202102102 is a wasteful number, since it uses less digits than its factorization.

101212202102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9425610260.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101212202102102 its reverse (201201202212101), we get a palindrome (302413404314203).

The spelling of 101212202102102 in words is "one hundred one trillion, two hundred twelve billion, two hundred two million, one hundred two thousand, one hundred two".

Divisors: 1 2 7 13 14 26 59 91 118 182 413 767 826 1534 5369 10738 9425610179 18851220358 65979271253 122532932327 131958542506 245065864654 556111000561 857730526289 1112222001122 1715461052578 3892777003927 7229443007293 7785554007854 14458886014586 50606101051051 101212202102102