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112331211213 = 3132880287467
BaseRepresentation
bin110100010011101110…
…1100100000111001101
3101201221112222202222010
41220213131210013031
53320023242224323
6123334303411433
711054446353414
oct1504735440715
9351845882863
10112331211213
1143704049651
121992b5b3b79
13a79247c420
145618a5847b
152dc6ad1c93
hex1a277641cd

112331211213 has 8 divisors (see below), whose sum is σ = 161296098208. Its totient is φ = 69126899184.

The previous prime is 112331211191. The next prime is 112331211217. The reversal of 112331211213 is 312112133211.

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

It is not a de Polignac number, because 112331211213 - 29 = 112331210701 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112331211213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112331211217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440143695 + ... + 1440143772.

It is an arithmetic number, because the mean of its divisors is an integer number (20162012276).

Almost surely, 2112331211213 is an apocalyptic number.

112331211213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

112331211213 is a deficient number, since it is larger than the sum of its proper divisors (48964886995).

112331211213 is a wasteful number, since it uses less digits than its factorization.

112331211213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2880287483.

The product of its digits is 216, while the sum is 21.

Adding to 112331211213 its reverse (312112133211), we get a palindrome (424443344424).

The spelling of 112331211213 in words is "one hundred twelve billion, three hundred thirty-one million, two hundred eleven thousand, two hundred thirteen".

Divisors: 1 3 13 39 2880287467 8640862401 37443737071 112331211213