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230111011100 = 225213916554749
BaseRepresentation
bin1101011001001110101…
…1110110000100011100
3210222221211110112110202
43112103223312010130
512232231404323400
6253413405323032
722424236215245
oct3262353660434
9728854415422
10230111011100
1189653737543
123871b866478
13189126b18c9
14b1cd185ccc
155ebbbca4d5
hex3593af611c

230111011100 has 36 divisors (see below), whose sum is σ = 502933305000. Its totient is φ = 91382208960.

The previous prime is 230111011069. The next prime is 230111011103. The reversal of 230111011100 is 1110111032.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230111011103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8263475 + ... + 8291274.

Almost surely, 2230111011100 is an apocalyptic number.

230111011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230111011100 is an abundant number, since it is smaller than the sum of its proper divisors (272822293900).

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

230111011100 is a wasteful number, since it uses less digits than its factorization.

230111011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16554902 (or 16554895 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 230111011100 its reverse (1110111032), we get a palindrome (231221122132).

The spelling of 230111011100 in words is "two hundred thirty billion, one hundred eleven million, eleven thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 139 278 556 695 1390 2780 3475 6950 13900 16554749 33109498 66218996 82773745 165547490 331094980 413868725 827737450 1655474900 2301110111 4602220222 9204440444 11505550555 23011101110 46022202220 57527752775 115055505550 230111011100