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120001201201 = 7178727673467
BaseRepresentation
bin110111111000010100…
…0010000010000110001
3102110202002102122020101
41233300220100100301
53431230301414301
6131043334112401
711445512244310
oct1576050202061
9373662378211
10120001201201
114698a605652
121b3101ab701
13b41551803b
145b4557a277
1531c5141701
hex1bf0a10431

120001201201 has 16 divisors (see below), whose sum is σ = 137310160896. Its totient is φ = 102733820496.

The previous prime is 120001201193. The next prime is 120001201223. The reversal of 120001201201 is 102102100021.

It is a cyclic number.

It is not a de Polignac number, because 120001201201 - 23 = 120001201193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120001201501) 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, 34610670 + ... + 34614136.

It is an arithmetic number, because the mean of its divisors is an integer number (8581885056).

Almost surely, 2120001201201 is an apocalyptic number.

It is an amenable number.

120001201201 is a deficient number, since it is larger than the sum of its proper divisors (17308959695).

120001201201 is a wasteful number, since it uses less digits than its factorization.

120001201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8028.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120001201201 its reverse (102102100021), we get a palindrome (222103301222).

The spelling of 120001201201 in words is "one hundred twenty billion, one million, two hundred one thousand, two hundred one".

Divisors: 1 7 1787 2767 3467 12509 19369 24269 4944629 6195529 9593189 34612403 43368703 67152323 17143028743 120001201201