Search a number
-
+
120010110221 = 521796328927
BaseRepresentation
bin110111111000100101…
…0001111010100001101
3102110202201012021010002
41233301022033110031
53431240042011341
6131044253054045
711445651051161
oct1576112172415
9373681167102
10120010110221
1146994640081
121b313187325
13b417317151
145b46818ca1
1531c5d0129b
hex1bf128f50d

120010110221 has 8 divisors (see below), whose sum is σ = 120259713024. Its totient is φ = 119760582240.

The previous prime is 120010110211. The next prime is 120010110239. The reversal of 120010110221 is 122011010021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120010110221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120010110211) 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, 4134260 + ... + 4163186.

It is an arithmetic number, because the mean of its divisors is an integer number (15032464128).

Almost surely, 2120010110221 is an apocalyptic number.

It is an amenable number.

120010110221 is a deficient number, since it is larger than the sum of its proper divisors (249602803).

120010110221 is an equidigital number, since it uses as much as digits as its factorization.

120010110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37411.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120010110221 its reverse (122011010021), we get a palindrome (242021120242).

The spelling of 120010110221 in words is "one hundred twenty billion, ten million, one hundred ten thousand, two hundred twenty-one".

Divisors: 1 521 7963 28927 4148723 15070967 230345701 120010110221