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12023200111 = 133911236477
BaseRepresentation
bin10110011001010001…
…10111100101101111
31011000220202211220211
423030220313211233
5144110414400421
65305014523251
7603642341356
oct131450674557
934026684824
1012023200111
11510a86821a
1223b6666527
131197bc86c0
14820b3a99d
154a58049e1
hex2cca3796f

12023200111 has 8 divisors (see below), whose sum is σ = 12951427104. Its totient is φ = 11095453920.

The previous prime is 12023200093. The next prime is 12023200117. The reversal of 12023200111 is 11100232021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12023200111 - 213 = 12023191919 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12023200091 and 12023200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023200117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67396 + ... + 169081.

It is an arithmetic number, because the mean of its divisors is an integer number (1618928388).

Almost surely, 212023200111 is an apocalyptic number.

12023200111 is a deficient number, since it is larger than the sum of its proper divisors (928226993).

12023200111 is a wasteful number, since it uses less digits than its factorization.

12023200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240401.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12023200111 its reverse (11100232021), we get a palindrome (23123432132).

The spelling of 12023200111 in words is "twelve billion, twenty-three million, two hundred thousand, one hundred eleven".

Divisors: 1 13 3911 50843 236477 3074201 924861547 12023200111