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120102231301 = 135929727361
BaseRepresentation
bin110111111011010100…
…1101001110100000101
3102111000010112111110221
41233312221221310011
53431432132400201
6131101343344341
711451150056563
oct1576651516405
9374003474427
10120102231301
1146a3163aaa8
121b339bb20b1
13b43042c670
145b54b58a33
1531cde4b4a1
hex1bf6a69d05

120102231301 has 24 divisors (see below), whose sum is σ = 132931491224. Its totient is φ = 107857059840.

The previous prime is 120102231299. The next prime is 120102231307. The reversal of 120102231301 is 103132201021.

It can be written as a sum of positive squares in 4 ways, for example, as 6010280676 + 114091950625 = 77526^2 + 337775^2 .

It is not a de Polignac number, because 120102231301 - 21 = 120102231299 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 (120102231307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4375861 + ... + 4403221.

Almost surely, 2120102231301 is an apocalyptic number.

It is an amenable number.

120102231301 is a deficient number, since it is larger than the sum of its proper divisors (12829259923).

120102231301 is an equidigital number, since it uses as much as digits as its factorization.

120102231301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27589 (or 27530 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120102231301 its reverse (103132201021), we get a palindrome (223234432322).

The spelling of 120102231301 in words is "one hundred twenty billion, one hundred two million, two hundred thirty-one thousand, three hundred one".

Divisors: 1 13 59 97 767 1261 3481 5723 27361 45253 74399 337657 355693 1614299 2654017 4389541 20985887 34502221 95243641 156587003 1238167333 2035631039 9238633177 120102231301