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212002010213 = 7231283493169
BaseRepresentation
bin1100010101110001001…
…1011111010001100101
3202021012210011222100012
43011130103133101211
511433140003311323
6241220430500005
721213415232300
oct3053423372145
9667183158305
10212002010213
1181a00676104
1235107064605
1316cb7a08976
14a3920a3b37
1557abe90678
hex315c4df465

212002010213 has 24 divisors (see below), whose sum is σ = 255469950720. Its totient is φ = 175232453760.

The previous prime is 212002010197. The next prime is 212002010219. The reversal of 212002010213 is 312010200212.

It is a happy number.

It is not a de Polignac number, because 212002010213 - 24 = 212002010197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212002010219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183293 + ... + 676461.

It is an arithmetic number, because the mean of its divisors is an integer number (10644581280).

Almost surely, 2212002010213 is an apocalyptic number.

It is an amenable number.

212002010213 is a deficient number, since it is larger than the sum of its proper divisors (43467940507).

212002010213 is a wasteful number, since it uses less digits than its factorization.

212002010213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493497 (or 493490 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212002010213 its reverse (312010200212), we get a palindrome (524012210425).

The spelling of 212002010213 in words is "two hundred twelve billion, two million, ten thousand, two hundred thirteen".

Divisors: 1 7 31 49 217 283 1519 1981 8773 13867 61411 429877 493169 3452183 15288239 24165281 107017673 139566827 749123711 976967789 4326571637 6838774523 30286001459 212002010213