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100112022 = 2325561779
BaseRepresentation
bin1011111011110…
…01011010010110
320222101012212200
411331321122112
5201112041042
613533425330
72323636533
oct575713226
9228335780
10100112022
115156870a
122963b246
13179827aa
14d41dd8a
158bc7c4c
hex5f79696

100112022 has 12 divisors (see below), whose sum is σ = 216909420. Its totient is φ = 33370668.

The previous prime is 100112009. The next prime is 100112029. The reversal of 100112022 is 220211001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100111995 and 100112013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100112029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2780872 + ... + 2780907.

It is an arithmetic number, because the mean of its divisors is an integer number (18075785).

Almost surely, 2100112022 is an apocalyptic number.

100112022 is an abundant number, since it is smaller than the sum of its proper divisors (116797398).

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

100112022 is a wasteful number, since it uses less digits than its factorization.

100112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561787 (or 5561784 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 100112022 is about 10005.5995322619. The cubic root of 100112022 is about 464.3321387041.

Adding to 100112022 its reverse (220211001), we get a palindrome (320323023).

The spelling of 100112022 in words is "one hundred million, one hundred twelve thousand, twenty-two".

Divisors: 1 2 3 6 9 18 5561779 11123558 16685337 33370674 50056011 100112022