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13031222023001 = 713612347544951
BaseRepresentation
bin1011110110100001000101…
…0111000001001101011001
31201010202212021020122001202
42331220101113001031121
53202000420314214001
643414243304523545
72513321554411460
oct275502127011531
951122767218052
1013031222023001
114174568121796
121565655a805b5
13736aba285b40
14330a008939d7
15178e8a6eb96b
hexbda115c1359

13031222023001 has 16 divisors (see below), whose sum is σ = 16301352146688. Its totient is φ = 10141394184000.

The previous prime is 13031222022991. The next prime is 13031222023019. The reversal of 13031222023001 is 10032022213031.

It is a cyclic number.

It is not a de Polignac number, because 13031222023001 - 230 = 13030148281177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13031222022001) 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, 1173766925 + ... + 1173778026.

It is an arithmetic number, because the mean of its divisors is an integer number (1018834509168).

Almost surely, 213031222023001 is an apocalyptic number.

It is an amenable number.

13031222023001 is a deficient number, since it is larger than the sum of its proper divisors (3270130123687).

13031222023001 is a wasteful number, since it uses less digits than its factorization.

13031222023001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347545032.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13031222023001 its reverse (10032022213031), we get a palindrome (23063244236032).

The spelling of 13031222023001 in words is "thirteen trillion, thirty-one billion, two hundred twenty-two million, twenty-three thousand, one".

Divisors: 1 7 13 61 91 427 793 5551 2347544951 16432814657 30518084363 143200242011 213626590541 1002401694077 1861603146143 13031222023001