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20211113119 = 171188889007
BaseRepresentation
bin10010110100101011…
…010001110010011111
31221011112202221000011
4102310223101302133
5312343021104434
613141310144051
71313564425021
oct226453216237
957145687004
1020211113119
11863171247a
123b007b2027
131ba1353342
14d9a35c011
157d456ce64
hex4b4ad1c9f

20211113119 has 4 divisors (see below), whose sum is σ = 21400002144. Its totient is φ = 19022224096.

The previous prime is 20211113089. The next prime is 20211113123. The reversal of 20211113119 is 91131111202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20211113119 - 229 = 19674242207 is a prime.

It is a super-2 number, since 2×202111131192 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20211113119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211113129) 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 3 ways as a sum of consecutive naturals, for example, 594444487 + ... + 594444520.

It is an arithmetic number, because the mean of its divisors is an integer number (5350000536).

Almost surely, 220211113119 is an apocalyptic number.

20211113119 is a deficient number, since it is larger than the sum of its proper divisors (1188889025).

20211113119 is a wasteful number, since it uses less digits than its factorization.

20211113119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188889024.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 20211113119 in words is "twenty billion, two hundred eleven million, one hundred thirteen thousand, one hundred nineteen".

Divisors: 1 17 1188889007 20211113119