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10213122213 = 327612657591
BaseRepresentation
bin10011000001011111…
…11110000010100101
3222100202210100211200
421200233332002211
5131404024402323
64405234353113
7511043051340
oct114057760245
928322710750
1010213122213
11437104a978
121b9042b799
13c69bba4a8
146cc59d457
153eb95a443
hex260bfe0a5

10213122213 has 24 divisors (see below), whose sum is σ = 17136153216. Its totient is φ = 5740394400.

The previous prime is 10213122211. The next prime is 10213122277. The reversal of 10213122213 is 31222131201.

10213122213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10213122213 - 21 = 10213122211 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213122211) 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 23 ways as a sum of consecutive naturals, for example, 1324953 + ... + 1332638.

It is an arithmetic number, because the mean of its divisors is an integer number (714006384).

Almost surely, 210213122213 is an apocalyptic number.

It is an amenable number.

10213122213 is a deficient number, since it is larger than the sum of its proper divisors (6923031003).

10213122213 is a wasteful number, since it uses less digits than its factorization.

10213122213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657665 (or 2657662 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10213122213 its reverse (31222131201), we get a palindrome (41435253414).

The spelling of 10213122213 in words is "ten billion, two hundred thirteen million, one hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 3 7 9 21 61 63 183 427 549 1281 3843 2657591 7972773 18603137 23918319 55809411 162113051 167428233 486339153 1134791357 1459017459 3404374071 10213122213