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23320122143 = 127186198669
BaseRepresentation
bin10101101101111111…
…001101001100011111
32020012012220221121112
4111231333031030133
5340224422402033
614414011052235
71453615524203
oct255577151437
966165827545
1023320122143
119987667a1a
124629a4107b
1322784b3b56
1411b321cb03
15917495c48
hex56dfcd31f

23320122143 has 8 divisors (see below), whose sum is σ = 23516613120. Its totient is φ = 23123832480.

The previous prime is 23320122109. The next prime is 23320122151. The reversal of 23320122143 is 34122102332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23320122143 - 218 = 23319859999 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 (23320122193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187013 + ... + 285681.

It is an arithmetic number, because the mean of its divisors is an integer number (2939576640).

Almost surely, 223320122143 is an apocalyptic number.

23320122143 is a deficient number, since it is larger than the sum of its proper divisors (196490977).

23320122143 is a wasteful number, since it uses less digits than its factorization.

23320122143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100657.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 23320122143 its reverse (34122102332), we get a palindrome (57442224475).

The spelling of 23320122143 in words is "twenty-three billion, three hundred twenty million, one hundred twenty-two thousand, one hundred forty-three".

Divisors: 1 127 1861 98669 236347 12530963 183623009 23320122143