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2020012100013 = 3937718609783
BaseRepresentation
bin11101011001010010000…
…110101000100110101101
321011010000010010212022110
4131121102012220212231
5231043441044200023
64143551501434233
7265640532355665
oct35312206504655
97133003125273
102020012100013
11709756194816
122875a9b6b979
131186425b767b
146daaa6051a5
1537829d38a93
hex1d6521a89ad

2020012100013 has 8 divisors (see below), whose sum is σ = 2696223909568. Its totient is φ = 1345237511904.

The previous prime is 2020012100011. The next prime is 2020012100033. The reversal of 2020012100013 is 3100012100202.

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

It is not a de Polignac number, because 2020012100013 - 21 = 2020012100011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020012100011) 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, 359302081 + ... + 359307702.

It is an arithmetic number, because the mean of its divisors is an integer number (337027988696).

Almost surely, 22020012100013 is an apocalyptic number.

It is an amenable number.

2020012100013 is a deficient number, since it is larger than the sum of its proper divisors (676211809555).

2020012100013 is an equidigital number, since it uses as much as digits as its factorization.

2020012100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718610723.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 2020012100013 its reverse (3100012100202), we get a palindrome (5120024200215).

The spelling of 2020012100013 in words is "two trillion, twenty billion, twelve million, one hundred thousand, thirteen".

Divisors: 1 3 937 2811 718609783 2155829349 673337366671 2020012100013