Search a number
-
+
101200020202221 = 3178933188524979
BaseRepresentation
bin10111000000101001110111…
…010000010110001011101101
3111021022121221102001000111120
4113000221313100112023231
5101231030120132432341
6555122351504211153
730213313561436013
oct2700516720261355
9437277842030446
10101200020202221
112a277762141516
12b4252aa009ab9
134461175985115
141adc16dcb88b3
15ba76a114b066
hex5c0a774162ed

101200020202221 has 8 divisors (see below), whose sum is σ = 134934115085280. Its totient is φ = 67466302726992.

The previous prime is 101200020202201. The next prime is 101200020202261. The reversal of 101200020202221 is 122202020002101.

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

It is not a de Polignac number, because 101200020202221 - 217 = 101200020071149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101200020202221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200020202201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93725691 + ... + 94799288.

It is an arithmetic number, because the mean of its divisors is an integer number (16866764385660).

Almost surely, 2101200020202221 is an apocalyptic number.

It is an amenable number.

101200020202221 is a deficient number, since it is larger than the sum of its proper divisors (33734094883059).

101200020202221 is a wasteful number, since it uses less digits than its factorization.

101200020202221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188703915.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 101200020202221 its reverse (122202020002101), we get a palindrome (223402040204322).

The spelling of 101200020202221 in words is "one hundred one trillion, two hundred billion, twenty million, two hundred two thousand, two hundred twenty-one".

Divisors: 1 3 178933 536799 188524979 565574937 33733340067407 101200020202221