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131310133222 = 2328331999667
BaseRepresentation
bin111101001001010110…
…0011001111111100110
3110112221020011220112111
41322102230121333212
54122410343230342
6140153435511234
712325662500512
oct1722254317746
9415836156474
10131310133222
1150763168664
12215475b851a
13c4c8449ba8
1464d94a7142
153637da6217
hex1e92b19fe6

131310133222 has 8 divisors (see below), whose sum is σ = 196971297336. Its totient is φ = 65653034112.

The previous prime is 131310133159. The next prime is 131310133231. The reversal of 131310133222 is 222331013131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 131310133193 and 131310133202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 934168 + ... + 1065499.

It is an arithmetic number, because the mean of its divisors is an integer number (24621412167).

Almost surely, 2131310133222 is an apocalyptic number.

131310133222 is a deficient number, since it is larger than the sum of its proper divisors (65661164114).

131310133222 is a wasteful number, since it uses less digits than its factorization.

131310133222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032502.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 131310133222 its reverse (222331013131), we get a palindrome (353641146353).

The spelling of 131310133222 in words is "one hundred thirty-one billion, three hundred ten million, one hundred thirty-three thousand, two hundred twenty-two".

Divisors: 1 2 32833 65666 1999667 3999334 65655066611 131310133222