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12020300022 = 232003383337
BaseRepresentation
bin10110011000111011…
…10011100011110110
31011000201022111202010
423030131303203312
5144104144100042
65304432425050
7603605602323
oct131435634366
934021274663
1012020300022
115109167355
1223b56a8186
131197421683
148205c3b4a
154a543059c
hex2cc7738f6

12020300022 has 8 divisors (see below), whose sum is σ = 24040600056. Its totient is φ = 4006766672.

The previous prime is 12020299999. The next prime is 12020300027. The reversal of 12020300022 is 22000302021.

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

12020300022 is an admirable number.

It is a super-2 number, since 2×120203000222 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12020299980 and 12020300007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020300027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001691663 + ... + 1001691674.

It is an arithmetic number, because the mean of its divisors is an integer number (3005075007).

Almost surely, 212020300022 is an apocalyptic number.

12020300022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12020300022 is a wasteful number, since it uses less digits than its factorization.

12020300022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003383342.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 12020300022 its reverse (22000302021), we get a palindrome (34020602043).

The spelling of 12020300022 in words is "twelve billion, twenty million, three hundred thousand, twenty-two".

Divisors: 1 2 3 6 2003383337 4006766674 6010150011 12020300022