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130010101031 = 181718287851
BaseRepresentation
bin111100100010100110…
…1001011010100100111
3110102120121221102122002
41321011031023110213
54112230041213111
6135420435355515
712251525424266
oct1710515132447
9412517842562
10130010101031
1150156349198
1221244152b9b
13c34c000385
1464149785dd
1535adbab63b
hex1e4534b527

130010101031 has 4 divisors (see below), whose sum is σ = 130728389064. Its totient is φ = 129291813000.

The previous prime is 130010101021. The next prime is 130010101069. The reversal of 130010101031 is 130101010031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130010101031 - 218 = 130009838887 is a prime.

It is a super-2 number, since 2×1300101010312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130010101021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359143745 + ... + 359144106.

It is an arithmetic number, because the mean of its divisors is an integer number (32682097266).

Almost surely, 2130010101031 is an apocalyptic number.

130010101031 is a deficient number, since it is larger than the sum of its proper divisors (718288033).

130010101031 is an equidigital number, since it uses as much as digits as its factorization.

130010101031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718288032.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 130010101031 its reverse (130101010031), we get a palindrome (260111111062).

The spelling of 130010101031 in words is "one hundred thirty billion, ten million, one hundred one thousand, thirty-one".

Divisors: 1 181 718287851 130010101031