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210302013212 = 221091237738971
BaseRepresentation
bin1100001111011011111…
…0100000111100011100
3202002211022100011212022
43003312332200330130
511421144303410322
6240340021555312
721123323421644
oct3036676407434
9662738304768
10210302013212
1181209005205
1234911875b38
1316aa6760895
14a2703bd524
15570cadc942
hex30f6fa0f1c

210302013212 has 24 divisors (see below), whose sum is σ = 371444470320. Its totient is φ = 104175227520.

The previous prime is 210302013197. The next prime is 210302013217. The reversal of 210302013212 is 212310203012.

It is a super-2 number, since 2×2103020132122 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210302013217) 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, 5376887 + ... + 5415857.

It is an arithmetic number, because the mean of its divisors is an integer number (15476852930).

Almost surely, 2210302013212 is an apocalyptic number.

It is an amenable number.

210302013212 is a deficient number, since it is larger than the sum of its proper divisors (161142457108).

210302013212 is a wasteful number, since it uses less digits than its factorization.

210302013212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51461 (or 51459 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 210302013212 its reverse (212310203012), we get a palindrome (422612216224).

The spelling of 210302013212 in words is "two hundred ten billion, three hundred two million, thirteen thousand, two hundred twelve".

Divisors: 1 2 4 109 218 436 12377 24754 38971 49508 77942 155884 1349093 2698186 4247839 5396372 8495678 16991356 482344067 964688134 1929376268 52575503303 105151006606 210302013212