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201210121212010 = 2539493150948171
BaseRepresentation
bin101101101111111111100001…
…110011001101000001101010
3222101102111111022012000021221
4231233333201303031001222
5202333111312012241020
61551534353102452254
760244644243022351
oct5557774163150152
9871374438160257
10201210121212010
1159125807983869
121a697a5259408a
1388370576c3821
14379889c424998
15183de0c5cc6aa
hexb6ffe1ccd06a

201210121212010 has 16 divisors (see below), whose sum is σ = 362179142357472. Its totient is φ = 80483843112400.

The previous prime is 201210121211837. The next prime is 201210121212013. The reversal of 201210121212010 is 10212121012102.

It is not an unprimeable number, because it can be changed into a prime (201210121212013) 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, 21524776 + ... + 29423395.

It is an arithmetic number, because the mean of its divisors is an integer number (22636196397342).

Almost surely, 2201210121212010 is an apocalyptic number.

201210121212010 is a deficient number, since it is larger than the sum of its proper divisors (160969021145462).

201210121212010 is a wasteful number, since it uses less digits than its factorization.

201210121212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51343109.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201210121212010 its reverse (10212121012102), we get a palindrome (211422242224112).

The spelling of 201210121212010 in words is "two hundred one trillion, two hundred ten billion, one hundred twenty-one million, two hundred twelve thousand, ten".

Divisors: 1 2 5 10 394931 789862 1974655 3949310 50948171 101896342 254740855 509481710 20121012121201 40242024242402 100605060606005 201210121212010