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102010221122222 = 2723913734672423
BaseRepresentation
bin10111001100011100011010…
…111111100101001010101110
3111101012002012201000012001002
4113030130122333211022232
5101332313413101402342
61000542503145520302
730325665242561420
oct2714343277451256
9441162181005032
10102010221122222
112a55a323471406
12b5363207a3092
1344bc6a4138c1a
141b2946cd44810
15bbd7bec87d32
hex5cc71afe52ae

102010221122222 has 32 divisors (see below), whose sum is σ = 182497887654912. Its totient is φ = 41813276655744.

The previous prime is 102010221122203. The next prime is 102010221122263. The reversal of 102010221122222 is 222221122010201.

It is a junction number, because it is equal to n+sod(n) for n = 102010221122194 and 102010221122203.

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, 14394098 + ... + 20278325.

It is an arithmetic number, because the mean of its divisors is an integer number (5703058989216).

Almost surely, 2102010221122222 is an apocalyptic number.

102010221122222 is a deficient number, since it is larger than the sum of its proper divisors (80487666532690).

102010221122222 is a wasteful number, since it uses less digits than its factorization.

102010221122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34681592.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102010221122222 its reverse (222221122010201), we get a palindrome (324231343132423).

The spelling of 102010221122222 in words is "one hundred two trillion, ten billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 7 14 23 46 161 322 9137 18274 63959 127918 210151 420302 1471057 2942114 34672423 69344846 242706961 485413922 797465729 1594931458 5582260103 11164520206 316801928951 633603857902 2217613502657 4435227005314 7286444365873 14572888731746 51005110561111 102010221122222