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1301201331102 = 232499144867661
BaseRepresentation
bin10010111011110101101…
…001001010001110011110
311121101121221212101200200
4102323311221022032132
5132304330020043402
62433432540204330
7163002660552411
oct22736551121636
94541557771620
101301201331102
11461922258012
121902218396a6
1395919c6674a
1446d9ad43b78
1523ca962521c
hex12ef5a4a39e

1301201331102 has 24 divisors (see below), whose sum is σ = 2824919409000. Its totient is φ = 432864568080.

The previous prime is 1301201331043. The next prime is 1301201331109. The reversal of 1301201331102 is 2011331021031.

1301201331102 is a `hidden beast` number, since 1 + 30 + 1 + 201 + 331 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301201331109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72424849 + ... + 72442812.

It is an arithmetic number, because the mean of its divisors is an integer number (117704975375).

Almost surely, 21301201331102 is an apocalyptic number.

1301201331102 is an abundant number, since it is smaller than the sum of its proper divisors (1523718077898).

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

1301201331102 is a wasteful number, since it uses less digits than its factorization.

1301201331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144868168 (or 144868165 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1301201331102 its reverse (2011331021031), we get a palindrome (3312532352133).

The spelling of 1301201331102 in words is "one trillion, three hundred one billion, two hundred one million, three hundred thirty-one thousand, one hundred two".

Divisors: 1 2 3 6 9 18 499 998 1497 2994 4491 8982 144867661 289735322 434602983 869205966 1303808949 2607617898 72288962839 144577925678 216866888517 433733777034 650600665551 1301201331102