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13011331322 = 2115581105971
BaseRepresentation
bin11000001111000100…
…10010100011111010
31020120210010010010002
430013202102203322
5203121400100242
65551033553002
7640301330363
oct140742224372
936523103102
1013011331322
115577614890
122631575762
1312c483b522
148b6078b6a
1551243e432
hex3078928fa

13011331322 has 16 divisors (see below), whose sum is σ = 21295285344. Its totient is φ = 5913126000.

The previous prime is 13011331283. The next prime is 13011331337. The reversal of 13011331322 is 22313311031.

It is a junction number, because it is equal to n+sod(n) for n = 13011331294 and 13011331303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69797 + ... + 175767.

It is an arithmetic number, because the mean of its divisors is an integer number (1330955334).

Almost surely, 213011331322 is an apocalyptic number.

13011331322 is a deficient number, since it is larger than the sum of its proper divisors (8283954022).

13011331322 is a wasteful number, since it uses less digits than its factorization.

13011331322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111565.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13011331322 its reverse (22313311031), we get a palindrome (35324642353).

The spelling of 13011331322 in words is "thirteen billion, eleven million, three hundred thirty-one thousand, three hundred twenty-two".

Divisors: 1 2 11 22 5581 11162 61391 105971 122782 211942 1165681 2331362 591424151 1182848302 6505665661 13011331322