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2020010211211 = 7925569749509
BaseRepresentation
bin11101011001010001111…
…111011011011110001011
321011002222222120220100211
4131121101333123132023
5231043440103224321
64143551353141551
7265640510331166
oct35312177333613
97132888526324
102020010211211
11709755114723
122875a93ba8b7
131186420a5a35
146daaa272add
1537829ab40e1
hex1d651fdb78b

2020010211211 has 4 divisors (see below), whose sum is σ = 2045579960800. Its totient is φ = 1994440461624.

The previous prime is 2020010211209. The next prime is 2020010211221. The reversal of 2020010211211 is 1121120100202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2020010211211 - 21 = 2020010211209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020010211191 and 2020010211200.

It is not an unprimeable number, because it can be changed into a prime (2020010211221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12784874676 + ... + 12784874833.

It is an arithmetic number, because the mean of its divisors is an integer number (511394990200).

Almost surely, 22020010211211 is an apocalyptic number.

2020010211211 is a deficient number, since it is larger than the sum of its proper divisors (25569749589).

2020010211211 is an equidigital number, since it uses as much as digits as its factorization.

2020010211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25569749588.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2020010211211 its reverse (1121120100202), we get a palindrome (3141130311413).

The spelling of 2020010211211 in words is "two trillion, twenty billion, ten million, two hundred eleven thousand, two hundred eleven".

Divisors: 1 79 25569749509 2020010211211