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2020310303123 = 71915190303031
BaseRepresentation
bin11101011001100011111…
…000001100000110010011
321011010202220021011002002
4131121203320030012103
5231100043414144443
64144041233144215
7265651113142550
oct35314370140623
97133686234062
102020310303123
11709899551172
122876719bb06b
1311868c306608
146dad806ba27
15378460e02b8
hex1d663e0c193

2020310303123 has 8 divisors (see below), whose sum is σ = 2430448485120. Its totient is φ = 1640552727240.

The previous prime is 2020310303117. The next prime is 2020310303189. The reversal of 2020310303123 is 3213030130202.

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

It is not a de Polignac number, because 2020310303123 - 212 = 2020310299027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020310303095 and 2020310303104.

It is not an unprimeable number, because it can be changed into a prime (2020310306123) 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, 7595151383 + ... + 7595151648.

It is an arithmetic number, because the mean of its divisors is an integer number (303806060640).

Almost surely, 22020310303123 is an apocalyptic number.

2020310303123 is a deficient number, since it is larger than the sum of its proper divisors (410138181997).

2020310303123 is a wasteful number, since it uses less digits than its factorization.

2020310303123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15190303057.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2020310303123 its reverse (3213030130202), we get a palindrome (5233340433325).

The spelling of 2020310303123 in words is "two trillion, twenty billion, three hundred ten million, three hundred three thousand, one hundred twenty-three".

Divisors: 1 7 19 133 15190303031 106332121217 288615757589 2020310303123