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2010311213 = 4742772579
BaseRepresentation
bin111011111010010…
…1110101000101101
312012002202101112212
41313310232220231
513104114424323
6531251540205
7100550235431
oct16764565055
95162671485
102010311213
1194184a629
124812ba665
13260647781
14150dc09c1
15bb74cb78
hex77d2ea2d

2010311213 has 4 divisors (see below), whose sum is σ = 2053083840. Its totient is φ = 1967538588.

The previous prime is 2010311209. The next prime is 2010311239. The reversal of 2010311213 is 3121130102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2010311213 - 22 = 2010311209 is a prime.

It is a super-2 number, since 2×20103112132 = 8082702346227062738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010311203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21386243 + ... + 21386336.

It is an arithmetic number, because the mean of its divisors is an integer number (513270960).

Almost surely, 22010311213 is an apocalyptic number.

It is an amenable number.

2010311213 is a deficient number, since it is larger than the sum of its proper divisors (42772627).

2010311213 is an equidigital number, since it uses as much as digits as its factorization.

2010311213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42772626.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2010311213 is about 44836.4942095164. The cubic root of 2010311213 is about 1262.0825585618.

Adding to 2010311213 its reverse (3121130102), we get a palindrome (5131441315).

The spelling of 2010311213 in words is "two billion, ten million, three hundred eleven thousand, two hundred thirteen".

Divisors: 1 47 42772579 2010311213