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22100310311 = 23532342073
BaseRepresentation
bin10100100101010001…
…111111100100100111
32010001012122002100112
4110211101333210213
5330230134412221
614052554203235
71411444352402
oct244521774447
963035562315
1022100310311
11941105a272
12434942351b
132112873ac1
1410d9212d39
1589534515b
hex52547f927

22100310311 has 12 divisors (see below), whose sum is σ = 23504588688. Its totient is φ = 20740509504.

The previous prime is 22100310299. The next prime is 22100310341. The reversal of 22100310311 is 11301300122.

It is not a de Polignac number, because 22100310311 - 26 = 22100310247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100310341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106430 + ... + 235643.

It is an arithmetic number, because the mean of its divisors is an integer number (1958715724).

Almost surely, 222100310311 is an apocalyptic number.

22100310311 is a deficient number, since it is larger than the sum of its proper divisors (1404278377).

22100310311 is an equidigital number, since it uses as much as digits as its factorization.

22100310311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342202 (or 342149 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 22100310311 its reverse (11301300122), we get a palindrome (33401610433).

The spelling of 22100310311 in words is "twenty-two billion, one hundred million, three hundred ten thousand, three hundred eleven".

Divisors: 1 23 53 1219 2809 64607 342073 7867679 18129869 416986987 960883057 22100310311