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2012220233012 = 221178758109629
BaseRepresentation
bin11101010010000001101…
…011000001010100110100
321010100220002101000012202
4131102001223001110310
5230432011334424022
64140222355004032
7265243456525403
oct35220153012464
97110802330182
102012220233012
11706417954810
12285b94599618
131179a0218692
146d56b83963a
1537520c52592
hex1d481ac1534

2012220233012 has 24 divisors (see below), whose sum is σ = 3846392628960. Its totient is φ = 913483352160.

The previous prime is 2012220232951. The next prime is 2012220233027. The reversal of 2012220233012 is 2103320222102.

It is a happy number.

It is a super-2 number, since 2×20122202330122 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 29020187 + ... + 29089442.

It is an arithmetic number, because the mean of its divisors is an integer number (160266359540).

Almost surely, 22012220233012 is an apocalyptic number.

2012220233012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2012220233012 is a deficient number, since it is larger than the sum of its proper divisors (1834172395948).

2012220233012 is a wasteful number, since it uses less digits than its factorization.

2012220233012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58110431 (or 58110429 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2012220233012 its reverse (2103320222102), we get a palindrome (4115540455114).

The spelling of 2012220233012 in words is "two trillion, twelve billion, two hundred twenty million, two hundred thirty-three thousand, twelve".

Divisors: 1 2 4 11 22 44 787 1574 3148 8657 17314 34628 58109629 116219258 232438516 639205919 1278411838 2556823676 45732278023 91464556046 182929112092 503055058253 1006110116506 2012220233012