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211204133342 = 21912409447901
BaseRepresentation
bin1100010010110010111…
…1110101000111011110
3202012011011211122000222
43010230233311013132
511430021224231332
6241005325321342
721154556340536
oct3045457650736
9665134748028
10211204133342
1181631255434
1234b23a06252
1316bbb61a287
14a31812c4c6
155761dd7712
hex312cbf51de

211204133342 has 16 divisors (see below), whose sum is σ = 333507829200. Its totient is φ = 100035777600.

The previous prime is 211204133341. The next prime is 211204133353. The reversal of 211204133342 is 243331402112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211204133341) 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, 247592 + ... + 695492.

It is an arithmetic number, because the mean of its divisors is an integer number (20844239325).

Almost surely, 2211204133342 is an apocalyptic number.

211204133342 is a deficient number, since it is larger than the sum of its proper divisors (122303695858).

211204133342 is a wasteful number, since it uses less digits than its factorization.

211204133342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460331.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 211204133342 its reverse (243331402112), we get a palindrome (454535535454).

The spelling of 211204133342 in words is "two hundred eleven billion, two hundred four million, one hundred thirty-three thousand, three hundred forty-two".

Divisors: 1 2 19 38 12409 24818 235771 447901 471542 895802 8510119 17020238 5558003509 11116007018 105602066671 211204133342