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2130312300131 = 17125312488243
BaseRepresentation
bin11111000000000000100…
…000100000011001100011
321112122201010102120211102
4133000000200200121203
5234400334422101011
64310352453505015
7306624060531311
oct37000040403143
97478633376742
102130312300131
117515078356a4
122a4a5134216b
13125b70052482
14751716110b1
153a63347e73b
hex1f000820663

2130312300131 has 4 divisors (see below), whose sum is σ = 2255624788392. Its totient is φ = 2004999811872.

The previous prime is 2130312300113. The next prime is 2130312300161. The reversal of 2130312300131 is 1310032130312.

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 2130312300131 - 234 = 2113132430947 is a prime.

It is a super-2 number, since 2×21303123001312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130312300101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62656244105 + ... + 62656244138.

It is an arithmetic number, because the mean of its divisors is an integer number (563906197098).

Almost surely, 22130312300131 is an apocalyptic number.

2130312300131 is a deficient number, since it is larger than the sum of its proper divisors (125312488261).

2130312300131 is a wasteful number, since it uses less digits than its factorization.

2130312300131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125312488260.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 2130312300131 its reverse (1310032130312), we get a palindrome (3440344430443).

The spelling of 2130312300131 in words is "two trillion, one hundred thirty billion, three hundred twelve million, three hundred thousand, one hundred thirty-one".

Divisors: 1 17 125312488243 2130312300131