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212122010210 = 25118323233517
BaseRepresentation
bin1100010110001101110…
…1010000001001100010
3202021112010222121101112
43011203131100021202
511433411213311320
6241240354503322
721216403223435
oct3054335201142
9667463877345
10212122010210
1181a62387960
123513b294b42
1317006832896
14a3a3dbd81c
1557b7795ec5
hex3163750262

212122010210 has 32 divisors (see below), whose sum is σ = 421548950592. Its totient is φ = 76205932480.

The previous prime is 212122010207. The next prime is 212122010281. The reversal of 212122010210 is 12010221212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11607629 + ... + 11625888.

It is an arithmetic number, because the mean of its divisors is an integer number (13173404706).

Almost surely, 2212122010210 is an apocalyptic number.

212122010210 is a deficient number, since it is larger than the sum of its proper divisors (209426940382).

212122010210 is a wasteful number, since it uses less digits than its factorization.

212122010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23233618.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212122010210 its reverse (12010221212), we get a palindrome (224132231422).

The spelling of 212122010210 in words is "two hundred twelve billion, one hundred twenty-two million, ten thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 83 110 166 415 830 913 1826 4565 9130 23233517 46467034 116167585 232335170 255568687 511137374 1277843435 1928381911 2555686870 3856763822 9641909555 19283819110 21212201021 42424402042 106061005105 212122010210