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110012020212 = 2239299868319
BaseRepresentation
bin110011001110100111…
…0100011010111110100
3101111221221000200000010
41212131032203113310
53300301034121322
6122312215220220
710643125512543
oct1463516432764
9344857020003
10110012020212
1142723a10076
12193a2977670
13a4b2b48163
145478a3215a
152cdd1be20c
hex199d3a35f4

110012020212 has 24 divisors (see below), whose sum is σ = 256971052800. Its totient is φ = 36631196416.

The previous prime is 110012020211. The next prime is 110012020243. The reversal of 110012020212 is 212020210011.

It is a super-2 number, since 2×1100120202122 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110012020211) 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, 4923012 + ... + 4945307.

It is an arithmetic number, because the mean of its divisors is an integer number (10707127200).

Almost surely, 2110012020212 is an apocalyptic number.

110012020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110012020212 is an abundant number, since it is smaller than the sum of its proper divisors (146959032588).

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

110012020212 is a wasteful number, since it uses less digits than its factorization.

110012020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9869255 (or 9869253 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 110012020212 its reverse (212020210011), we get a palindrome (322032230223).

The spelling of 110012020212 in words is "one hundred ten billion, twelve million, twenty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 929 1858 2787 3716 5574 11148 9868319 19736638 29604957 39473276 59209914 118419828 9167668351 18335336702 27503005053 36670673404 55006010106 110012020212