Search a number
-
+
12122102020010 = 251212210202001
BaseRepresentation
bin1011000001100110010110…
…0101011011011110101010
31120220212021010120101122212
42300121211211123132222
53042102031104120020
641440452232045122
72360535663034103
oct260314545333652
946825233511585
1012122102020010
113953a55627744
1214394175337a2
1369c156221378
142dc9da1793aa
151604cc6dbcc5
hexb066595b7aa

12122102020010 has 8 divisors (see below), whose sum is σ = 21819783636036. Its totient is φ = 4848840808000.

The previous prime is 12122102020009. The next prime is 12122102020013. The reversal of 12122102020010 is 1002020122121.

It can be written as a sum of positive squares in 2 ways, for example, as 12042933505849 + 79168514161 = 3470293^2 + 281369^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12122102020013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606105100991 + ... + 606105101010.

Almost surely, 212122102020010 is an apocalyptic number.

12122102020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122102020010 is a deficient number, since it is larger than the sum of its proper divisors (9697681616026).

12122102020010 is a wasteful number, since it uses less digits than its factorization.

12122102020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212210202008.

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

Adding to 12122102020010 its reverse (1002020122121), we get a palindrome (13124122142131).

The spelling of 12122102020010 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, twenty thousand, ten".

Divisors: 1 2 5 10 1212210202001 2424420404002 6061051010005 12122102020010