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212201214213 = 3106576637303
BaseRepresentation
bin1100010110100000101…
…1011001000100000101
3202021201200000120212010
43011220023121010011
511434042002323323
6241252304244433
721221354363052
oct3055013310405
9667650016763
10212201214213
1181aa306500a
1235161910719
131701a074861
14a3b071a029
1557be6ddc93
hex31682d9105

212201214213 has 8 divisors (see below), whose sum is σ = 282961544128. Its totient is φ = 141454180224.

The previous prime is 212201214161. The next prime is 212201214233. The reversal of 212201214213 is 312412102212.

It is a happy number.

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

It is not a de Polignac number, because 212201214213 - 220 = 212200165637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212201214213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212201214233) 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, 3286681 + ... + 3350622.

It is an arithmetic number, because the mean of its divisors is an integer number (35370193016).

Almost surely, 2212201214213 is an apocalyptic number.

It is an amenable number.

212201214213 is a deficient number, since it is larger than the sum of its proper divisors (70760329915).

212201214213 is a wasteful number, since it uses less digits than its factorization.

212201214213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6647963.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 212201214213 its reverse (312412102212), we get a palindrome (524613316425).

The spelling of 212201214213 in words is "two hundred twelve billion, two hundred one million, two hundred fourteen thousand, two hundred thirteen".

Divisors: 1 3 10657 31971 6637303 19911909 70733738071 212201214213