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120110102201221 = 1169132909480169
BaseRepresentation
bin11011010011110101001111…
…111110011100001110000101
3120202021102011112111101000221
4123103311033332130032011
5111220340442130414341
61103241452541104341
734204445205355306
oct3323651776341605
9522242145441027
10120110102201221
11352a8454479640
121157a1862580b1
135203445b5b272
142193507a587ad
15dd45156d9ed1
hex6d3d4ff9c385

120110102201221 has 16 divisors (see below), whose sum is σ = 131223085588800. Its totient is φ = 109029442953600.

The previous prime is 120110102201213. The next prime is 120110102201227. The reversal of 120110102201221 is 122102201011021.

It is a cyclic number.

It is not a de Polignac number, because 120110102201221 - 23 = 120110102201213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120110102201195 and 120110102201204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120110102201227) 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, 249901225 + ... + 250381393.

It is an arithmetic number, because the mean of its divisors is an integer number (8201442849300).

Almost surely, 2120110102201221 is an apocalyptic number.

120110102201221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120110102201221 is a deficient number, since it is larger than the sum of its proper divisors (11112983387579).

120110102201221 is a wasteful number, since it uses less digits than its factorization.

120110102201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513780.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120110102201221 its reverse (122102201011021), we get a palindrome (242212303212242).

The spelling of 120110102201221 in words is "one hundred twenty trillion, one hundred ten billion, one hundred two million, two hundred one thousand, two hundred twenty-one".

Divisors: 1 11 691 7601 32909 361999 480169 5281859 22740119 250141309 331796779 3649764569 15801881621 173820697831 10919100200111 120110102201221