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212102413311 = 3233073948019
BaseRepresentation
bin1100010110001001001…
…0011111101111111111
3202021110210002222111110
43011202102133233333
511433341204211221
6241234414453103
721216044523555
oct3054222375777
9667423088443
10212102413311
1181a52312478
1235134804193
1317002760a99
14a3a155bbd5
1557b5bc4776
hex316249fbff

212102413311 has 8 divisors (see below), whose sum is σ = 295099009920. Its totient is φ = 135253712792.

The previous prime is 212102413279. The next prime is 212102413373. The reversal of 212102413311 is 113314201212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212102413311 - 25 = 212102413279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212102413511) 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, 1536973941 + ... + 1536974078.

It is an arithmetic number, because the mean of its divisors is an integer number (36887376240).

Almost surely, 2212102413311 is an apocalyptic number.

212102413311 is a deficient number, since it is larger than the sum of its proper divisors (82996596609).

212102413311 is a wasteful number, since it uses less digits than its factorization.

212102413311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3073948045.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 212102413311 its reverse (113314201212), we get a palindrome (325416614523).

The spelling of 212102413311 in words is "two hundred twelve billion, one hundred two million, four hundred thirteen thousand, three hundred eleven".

Divisors: 1 3 23 69 3073948019 9221844057 70700804437 212102413311