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230110113320020 = 22511505505666001
BaseRepresentation
bin110100010100100010101111…
…100100000100110001010100
31010011202022102102222001021101
4310110202233210010301110
5220130111003002220040
62133223043211155444
766316623056544403
oct6424425744046124
91104668372861241
10230110113320020
116735817301351a
1221984a6b445b84
139b523a152359b
1440b756325163a
151b90a5ad9709a
hexd148af904c54

230110113320020 has 12 divisors (see below), whose sum is σ = 483231237972084. Its totient is φ = 92044045328000.

The previous prime is 230110113319949. The next prime is 230110113320081. The reversal of 230110113320020 is 20023311011032.

It can be written as a sum of positive squares in 2 ways, for example, as 76362116285764 + 153747997034256 = 8738542^2 + 12399516^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230110113320020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5752752832981 + ... + 5752752833020.

It is an arithmetic number, because the mean of its divisors is an integer number (40269269831007).

Almost surely, 2230110113320020 is an apocalyptic number.

230110113320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230110113320020 is an abundant number, since it is smaller than the sum of its proper divisors (253121124652064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230110113320020 is a wasteful number, since it uses less digits than its factorization.

230110113320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11505505666010 (or 11505505666008 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 230110113320020 its reverse (20023311011032), we get a palindrome (250133424331052).

The spelling of 230110113320020 in words is "two hundred thirty trillion, one hundred ten billion, one hundred thirteen million, three hundred twenty thousand, twenty".

Divisors: 1 2 4 5 10 20 11505505666001 23011011332002 46022022664004 57527528330005 115055056660010 230110113320020