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130320021011 = 8911743124693
BaseRepresentation
bin111100101011110101…
…1011011011000010011
3110110101020002222220212
41321113223123120103
54113343411133021
6135511310154335
712262310621135
oct1712753333023
9413336088825
10130320021011
11502a5288704
122130bab29ab
13c39b29248b
146443bb1055
1535caec985b
hex1e57adb613

130320021011 has 8 divisors (see below), whose sum is σ = 131796570240. Its totient is φ = 128843744832.

The previous prime is 130320020951. The next prime is 130320021019. The reversal of 130320021011 is 110120023031.

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

It is a cyclic number.

It is not a de Polignac number, because 130320021011 - 210 = 130320019987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130320021019) 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, 982781 + ... + 1107473.

It is an arithmetic number, because the mean of its divisors is an integer number (16474571280).

Almost surely, 2130320021011 is an apocalyptic number.

130320021011 is a deficient number, since it is larger than the sum of its proper divisors (1476549229).

130320021011 is a wasteful number, since it uses less digits than its factorization.

130320021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136525.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 130320021011 its reverse (110120023031), we get a palindrome (240440044042).

The spelling of 130320021011 in words is "one hundred thirty billion, three hundred twenty million, twenty-one thousand, eleven".

Divisors: 1 89 11743 124693 1045127 11097677 1464269899 130320021011