Search a number
-
+
120200121222 = 23177537156353
BaseRepresentation
bin110111111110001111…
…1000100101110000110
3102111020221201211012120
41233330133010232012
53432132212334342
6131115201430410
711453446113126
oct1577437045606
9374227654176
10120200121222
1146a81920165
121b36693b406
13b4477b48ac
145b63b5ac86
1531d7835aec
hex1bfc7c4b86

120200121222 has 32 divisors (see below), whose sum is σ = 254576833632. Its totient is φ = 37704597504.

The previous prime is 120200121191. The next prime is 120200121229. The reversal of 120200121222 is 222121002021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200121229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690598 + ... + 846950.

It is an arithmetic number, because the mean of its divisors is an integer number (7955526051).

Almost surely, 2120200121222 is an apocalyptic number.

120200121222 is an abundant number, since it is smaller than the sum of its proper divisors (134376712410).

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

120200121222 is a wasteful number, since it uses less digits than its factorization.

120200121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163912.

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

Adding to 120200121222 its reverse (222121002021), we get a palindrome (342321123243).

The spelling of 120200121222 in words is "one hundred twenty billion, two hundred million, one hundred twenty-one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 102 7537 15074 22611 45222 128129 156353 256258 312706 384387 469059 768774 938118 2658001 5316002 7974003 15948006 1178432561 2356865122 3535297683 7070595366 20033353537 40066707074 60100060611 120200121222