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112121214 = 2383225143
BaseRepresentation
bin1101010111011…
…01010101111110
321210222100101120
412223231111332
5212200334324
615043051410
72531005002
oct653552576
9253870346
10112121214
1158320367
1231670b66
131a2c8a1a
1410c68702
159c9b179
hex6aed57e

112121214 has 16 divisors (see below), whose sum is σ = 226945152. Its totient is φ = 36923288.

The previous prime is 112121213. The next prime is 112121237. The reversal of 112121214 is 412121211.

It is a junction number, because it is equal to n+sod(n) for n = 112121193 and 112121202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112121213) 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, 112074 + ... + 113069.

It is an arithmetic number, because the mean of its divisors is an integer number (14184072).

Almost surely, 2112121214 is an apocalyptic number.

112121214 is an abundant number, since it is smaller than the sum of its proper divisors (114823938).

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

112121214 is a wasteful number, since it uses less digits than its factorization.

112121214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225231.

The product of its digits is 32, while the sum is 15.

The square root of 112121214 is about 10588.7305188110. The cubic root of 112121214 is about 482.2022847728.

Adding to 112121214 its reverse (412121211), we get a palindrome (524242425).

The spelling of 112121214 in words is "one hundred twelve million, one hundred twenty-one thousand, two hundred fourteen".

Divisors: 1 2 3 6 83 166 249 498 225143 450286 675429 1350858 18686869 37373738 56060607 112121214