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23110011013012 = 2271175032503289
BaseRepresentation
bin1010100000100101101111…
…11111110100011110010100
310000211021222101212021111021
411100102313333310132110
511012113300304404022
6121052331551250524
74603433421325240
oct520226777643624
9100737871767437
1023110011013012
1173aa99a816090
122712a5bb19a44
13cb83596984c1
1459c75d9a3420
152a122764a7c7
hex1504b7ff4794

23110011013012 has 24 divisors (see below), whose sum is σ = 50421842210880. Its totient is φ = 9003900394560.

The previous prime is 23110011013009. The next prime is 23110011013021. The reversal of 23110011013012 is 21031011001132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37516251337 + ... + 37516251952.

It is an arithmetic number, because the mean of its divisors is an integer number (2100910092120).

Almost surely, 223110011013012 is an apocalyptic number.

23110011013012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23110011013012 is an abundant number, since it is smaller than the sum of its proper divisors (27311831197868).

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

23110011013012 is a wasteful number, since it uses less digits than its factorization.

23110011013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75032503311 (or 75032503309 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 23110011013012 its reverse (21031011001132), we get a palindrome (44141022014144).

The spelling of 23110011013012 in words is "twenty-three trillion, one hundred ten billion, eleven million, thirteen thousand, twelve".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 75032503289 150065006578 300130013156 525227523023 825357536179 1050455046046 1650715072358 2100910092092 3301430144716 5777502753253 11555005506506 23110011013012