Search a number
-
+
101212202213 = 2328115660251
BaseRepresentation
bin101111001000010110…
…1111010010011100101
3100200020122121121001222
41132100231322103211
53124240310432323
6114255104430125
710212063344513
oct1362055722345
9320218547058
10101212202213
1139a18716611
1217747918345
13970c9b6c65
144c820494b3
1529758859c8
hex1790b7a4e5

101212202213 has 8 divisors (see below), whose sum is σ = 105988585536. Its totient is φ = 96467140000.

The previous prime is 101212202191. The next prime is 101212202233. The reversal of 101212202213 is 312202212101.

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 101212202213 - 218 = 101211940069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101212202191 and 101212202200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101212202233) 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, 7823663 + ... + 7836588.

It is an arithmetic number, because the mean of its divisors is an integer number (13248573192).

Almost surely, 2101212202213 is an apocalyptic number.

It is an amenable number.

101212202213 is a deficient number, since it is larger than the sum of its proper divisors (4776383323).

101212202213 is a wasteful number, since it uses less digits than its factorization.

101212202213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15660555.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 101212202213 its reverse (312202212101), we get a palindrome (413414414314).

The spelling of 101212202213 in words is "one hundred one billion, two hundred twelve million, two hundred two thousand, two hundred thirteen".

Divisors: 1 23 281 6463 15660251 360185773 4400530531 101212202213