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2010201222012 = 223167516768501
BaseRepresentation
bin11101010000001001010…
…101000110101101111100
321010011200101020121210120
4131100021111012231330
5230413343003101022
64135250152334540
7265142442314064
oct35201125065574
97104611217716
102010201222012
11705581202985
122857103a4450
1311773ab46109
146d4196323a4
1537453886d5c
hex1d409546b7c

2010201222012 has 12 divisors (see below), whose sum is σ = 4690469518056. Its totient is φ = 670067074000.

The previous prime is 2010201222011. The next prime is 2010201222067. The reversal of 2010201222012 is 2102221020102.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×20102012220122 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2010201221982 and 2010201222000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010201222011) 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, 83758384239 + ... + 83758384262.

It is an arithmetic number, because the mean of its divisors is an integer number (390872459838).

Almost surely, 22010201222012 is an apocalyptic number.

It is an amenable number.

2010201222012 is an abundant number, since it is smaller than the sum of its proper divisors (2680268296044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2010201222012 is a wasteful number, since it uses less digits than its factorization.

2010201222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167516768508 (or 167516768506 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2010201222012 its reverse (2102221020102), we get a palindrome (4112422242114).

The spelling of 2010201222012 in words is "two trillion, ten billion, two hundred one million, two hundred twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 167516768501 335033537002 502550305503 670067074004 1005100611006 2010201222012