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550101010101 = 3601305103167
BaseRepresentation
bin10000000000101001001…
…00110100011010110101
31221120220111002201200020
420000110210310122311
533003101324310401
61100413553435353
754513005302236
oct10002444643265
91846814081606
10550101010101
111a2329751975
128a74386bb59
133cb49ac5c96
141c8a712908d
15e4992cbd36
hex80149346b5

550101010101 has 8 divisors (see below), whose sum is σ = 734688428544. Its totient is φ = 366123799200.

The previous prime is 550101010091. The next prime is 550101010111. The reversal of 550101010101 is 101010101055.

It is an interprime number because it is at equal distance from previous prime (550101010091) and next prime (550101010111).

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

It is not a de Polignac number, because 550101010101 - 211 = 550101008053 is a prime.

It is a super-2 number, since 2×5501010101012 (a number of 24 digits) contains 22 as substring.

550101010101 is a modest number, since divided by 1010101 gives 5501 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550101010111) 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, 152549781 + ... + 152553386.

It is an arithmetic number, because the mean of its divisors is an integer number (91836053568).

Almost surely, 2550101010101 is an apocalyptic number.

It is an amenable number.

550101010101 is a deficient number, since it is larger than the sum of its proper divisors (184587418443).

550101010101 is a wasteful number, since it uses less digits than its factorization.

550101010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305103771.

The product of its (nonzero) digits is 25, while the sum is 15.

Adding to 550101010101 its reverse (101010101055), we get a palindrome (651111111156).

The spelling of 550101010101 in words is "five hundred fifty billion, one hundred one million, ten thousand, one hundred one".

Divisors: 1 3 601 1803 305103167 915309501 183367003367 550101010101