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23320221110 = 253002977659
BaseRepresentation
bin10101101101111111…
…100101010110110110
32020012020002222100222
4111231333211112312
5340224434033420
614414013134342
71453616415554
oct255577452666
966166088328
1023320221110
11998772530a
124629a8a3b2
132278519c04
1411b3246bd4
159174b5225
hex56dfe55b6

23320221110 has 16 divisors (see below), whose sum is σ = 41978336400. Its totient is φ = 9327657696.

The previous prime is 23320221079. The next prime is 23320221131. The reversal of 23320221110 is 1112202332.

It is a congruent number.

It is an unprimeable number.

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, 261461 + ... + 339119.

It is an arithmetic number, because the mean of its divisors is an integer number (2623646025).

Almost surely, 223320221110 is an apocalyptic number.

23320221110 is a deficient number, since it is larger than the sum of its proper divisors (18658115290).

23320221110 is a wasteful number, since it uses less digits than its factorization.

23320221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107695.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23320221110 its reverse (1112202332), we get a palindrome (24432423442).

The spelling of 23320221110 in words is "twenty-three billion, three hundred twenty million, two hundred twenty-one thousand, one hundred ten".

Divisors: 1 2 5 10 30029 60058 77659 150145 155318 300290 388295 776590 2332022111 4664044222 11660110555 23320221110