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2020210001111 = 4748649883537
BaseRepresentation
bin11101011001011101111…
…001100100010011010111
321011010111220112021120202
4131121131321210103113
5231044342230013421
64144023251251115
7265645454452061
oct35313571442327
97133456467522
102020210001111
11709847973845
122876442a9a9b
131186745b8503
146dac89dc731
153783c3cb10b
hex1d65de644d7

2020210001111 has 8 divisors (see below), whose sum is σ = 2063237937600. Its totient is φ = 1977183929088.

The previous prime is 2020210001053. The next prime is 2020210001171. The reversal of 2020210001111 is 1111000120202.

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

It is a cyclic number.

It is not a de Polignac number, because 2020210001111 - 226 = 2020142892247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020210001092 and 2020210001101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020210001171) 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, 1844735 + ... + 2728271.

It is an arithmetic number, because the mean of its divisors is an integer number (257904742200).

Almost surely, 22020210001111 is an apocalyptic number.

2020210001111 is a deficient number, since it is larger than the sum of its proper divisors (43027936489).

2020210001111 is an equidigital number, since it uses as much as digits as its factorization.

2020210001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932233.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2020210001111 its reverse (1111000120202), we get a palindrome (3131210121313).

The spelling of 2020210001111 in words is "two trillion, twenty billion, two hundred ten million, one thousand, one hundred eleven".

Divisors: 1 47 48649 883537 2286503 41526239 42983191513 2020210001111