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212110232213 = 11113170643791
BaseRepresentation
bin1100010110001011000…
…0010100101010010101
3202021111022211020000102
43011202300110222111
511433400204412323
6241235254223445
721216201140315
oct3054260245225
9667438736012
10212110232213
1181a56772980
1235137354b85
131700426a959
14a3a25d5445
1557b671b328
hex3162c14a95

212110232213 has 8 divisors (see below), whose sum is σ = 233440707456. Its totient is φ = 191121044800.

The previous prime is 212110232183. The next prime is 212110232219. The reversal of 212110232213 is 312232011212.

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 212110232213 - 224 = 212093454997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110232219) 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, 85320653 + ... + 85323138.

It is an arithmetic number, because the mean of its divisors is an integer number (29180088432).

Almost surely, 2212110232213 is an apocalyptic number.

It is an amenable number.

212110232213 is a deficient number, since it is larger than the sum of its proper divisors (21330475243).

212110232213 is a wasteful number, since it uses less digits than its factorization.

212110232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170643915.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212110232213 its reverse (312232011212), we get a palindrome (524342243425).

The spelling of 212110232213 in words is "two hundred twelve billion, one hundred ten million, two hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 11 113 1243 170643791 1877081701 19282748383 212110232213