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22023011213 = 790714832339
BaseRepresentation
bin10100100000101011…
…000111101110001101
32002211211011212220222
4110200223013232031
5330100342324323
614041153321125
71406515335530
oct244053075615
962754155828
1022023011213
119381463315
1243275661a5
1320cc84aba8
1410ccc50a17
1588d6769c8
hex520ac7b8d

22023011213 has 16 divisors (see below), whose sum is σ = 25224675840. Its totient is φ = 18835283376.

The previous prime is 22023011173. The next prime is 22023011291. The reversal of 22023011213 is 31211032022.

It is not a de Polignac number, because 22023011213 - 216 = 22022945677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22023011191 and 22023011200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22023011513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9414398 + ... + 9416736.

It is an arithmetic number, because the mean of its divisors is an integer number (1576542240).

Almost surely, 222023011213 is an apocalyptic number.

It is an amenable number.

22023011213 is a deficient number, since it is larger than the sum of its proper divisors (3201664627).

22023011213 is a wasteful number, since it uses less digits than its factorization.

22023011213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4736.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22023011213 its reverse (31211032022), we get a palindrome (53234043235).

The spelling of 22023011213 in words is "twenty-two billion, twenty-three million, eleven thousand, two hundred thirteen".

Divisors: 1 7 907 1483 2339 6349 10381 16373 1345081 2121473 3468737 9415567 14850311 24281159 3146144459 22023011213