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101213100212 = 2273614753579
BaseRepresentation
bin101111001000011000…
…1010101100010110100
3100200020201022012220012
41132100301111202310
53124241023201322
6114255135555352
710212104104550
oct1362061254264
9320221265805
10101213100212
1139a1917a264
121774808bb58
13970cc3c913
144c82200860
1529759b1ae2
hex1790c558b4

101213100212 has 12 divisors (see below), whose sum is σ = 202426200480. Its totient is φ = 43377042936.

The previous prime is 101213100169. The next prime is 101213100223. The reversal of 101213100212 is 212001312101.

101213100212 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1807376762 + ... + 1807376817.

It is an arithmetic number, because the mean of its divisors is an integer number (16868850040).

Almost surely, 2101213100212 is an apocalyptic number.

It is an amenable number.

101213100212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101213100212 is a wasteful number, since it uses less digits than its factorization.

101213100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3614753590 (or 3614753588 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 101213100212 its reverse (212001312101), we get a palindrome (313214412313).

The spelling of 101213100212 in words is "one hundred one billion, two hundred thirteen million, one hundred thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 3614753579 7229507158 14459014316 25303275053 50606550106 101213100212