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2020110220121 = 7893633229381
BaseRepresentation
bin11101011001010111111…
…100111011101101011001
321011010020221202212210112
4131121113330323231121
5231044141204020441
64144005324454105
7265643133361310
oct35312774735531
97133227685715
102020110220121
117097a6611914
122876169aa335
13118659a205c6
146dab9667277
153783376b4eb
hex1d657f3bb59

2020110220121 has 8 divisors (see below), whose sum is σ = 2308723944384. Its totient is φ = 1731503133360.

The previous prime is 2020110220087. The next prime is 2020110220123. The reversal of 2020110220121 is 1210220110202.

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

It is not a de Polignac number, because 2020110220121 - 218 = 2020109957977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020110220096 and 2020110220105.

It is not an unprimeable number, because it can be changed into a prime (2020110220123) 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, 989150 + ... + 2240231.

It is an arithmetic number, because the mean of its divisors is an integer number (288590493048).

Almost surely, 22020110220121 is an apocalyptic number.

It is an amenable number.

2020110220121 is a deficient number, since it is larger than the sum of its proper divisors (288613724263).

2020110220121 is an equidigital number, since it uses as much as digits as its factorization.

2020110220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3318751.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2020110220121 its reverse (1210220110202), we get a palindrome (3230330330323).

The spelling of 2020110220121 in words is "two trillion, twenty billion, one hundred ten million, two hundred twenty thousand, one hundred twenty-one".

Divisors: 1 7 89363 625541 3229381 22605667 288587174303 2020110220121