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2020022112012 = 223168335176001
BaseRepresentation
bin11101011001010010101…
…100110100111100001100
321011010000210222112012020
4131121102230310330030
5231044001130041022
64143552500210140
7265641013435332
oct35312254647414
97133023875166
102020022112012
117097609029a3
122875b1399950
131186446b1828
146daaba8db52
153782ab6535c
hex1d652b34f0c

2020022112012 has 12 divisors (see below), whose sum is σ = 4713384928056. Its totient is φ = 673340704000.

The previous prime is 2020022111969. The next prime is 2020022112037. The reversal of 2020022112012 is 2102112200202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2020022111982 and 2020022112000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84167587989 + ... + 84167588012.

It is an arithmetic number, because the mean of its divisors is an integer number (392782077338).

Almost surely, 22020022112012 is an apocalyptic number.

It is an amenable number.

2020022112012 is an abundant number, since it is smaller than the sum of its proper divisors (2693362816044).

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

2020022112012 is a wasteful number, since it uses less digits than its factorization.

2020022112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168335176008 (or 168335176006 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2020022112012 its reverse (2102112200202), we get a palindrome (4122134312214).

The spelling of 2020022112012 in words is "two trillion, twenty billion, twenty-two million, one hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 168335176001 336670352002 505005528003 673340704004 1010011056006 2020022112012