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210212011012222 = 21131111383698519
BaseRepresentation
bin101111110010111111001100…
…001111100111000001111110
31000120022001221110222122011201
4233302333030033213001332
5210023103144304342342
62023030021550210114
762164213411566352
oct5762771417470176
91016261843878151
10210212011012222
1160a8646000084a
121b6b05b51b393a
13903aba4c5559b
1439ca45c0bb462
15194816bb4edb7
hexbf2fcc3e707e

210212011012222 has 16 divisors (see below), whose sum is σ = 318137070137760. Its totient is φ = 104166488385792.

The previous prime is 210212011012219. The next prime is 210212011012229. The reversal of 210212011012222 is 222210110212012.

It is a self number, because there is not a number n which added to its sum of digits gives 210212011012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210212011012229) 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, 39337722 + ... + 44360797.

It is an arithmetic number, because the mean of its divisors is an integer number (19883566883610).

Almost surely, 2210212011012222 is an apocalyptic number.

210212011012222 is a deficient number, since it is larger than the sum of its proper divisors (107925059125538).

210212011012222 is a wasteful number, since it uses less digits than its factorization.

210212011012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83709747.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 210212011012222 its reverse (222210110212012), we get a palindrome (432422121224234).

The spelling of 210212011012222 in words is "two hundred ten trillion, two hundred twelve billion, eleven million, twelve thousand, two hundred twenty-two".

Divisors: 1 2 113 226 11113 22226 1255769 2511538 83698519 167397038 9457932647 18915865294 930141641647 1860283283294 105106005506111 210212011012222