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23321203113 = 3132772158771
BaseRepresentation
bin10101101110000011…
…010101000110101001
32020012021221212102110
4111232003111012221
5340230211444423
614414050152533
71453630645545
oct255603250651
966167855373
1023321203113
11998823608a
12462a282749
1322787a1b90
1411b3420a25
1591760b193
hex56e0d51a9

23321203113 has 16 divisors (see below), whose sum is σ = 33607762496. Its totient is φ = 14299692480.

The previous prime is 23321203097. The next prime is 23321203121. The reversal of 23321203113 is 31130212332.

It is not a de Polignac number, because 23321203113 - 24 = 23321203097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23321203113.

It is not an unprimeable number, because it can be changed into a prime (23321203183) 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, 1068583 + ... + 1090188.

It is an arithmetic number, because the mean of its divisors is an integer number (2100485156).

Almost surely, 223321203113 is an apocalyptic number.

It is an amenable number.

23321203113 is a deficient number, since it is larger than the sum of its proper divisors (10286559383).

23321203113 is a wasteful number, since it uses less digits than its factorization.

23321203113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159064.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23321203113 its reverse (31130212332), we get a palindrome (54451415445).

The spelling of 23321203113 in words is "twenty-three billion, three hundred twenty-one million, two hundred three thousand, one hundred thirteen".

Divisors: 1 3 13 39 277 831 3601 10803 2158771 6476313 28064023 84192069 597979567 1793938701 7773734371 23321203113