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2130302330213 = 15311391445023
BaseRepresentation
bin11110111111111111111…
…010011110010101100101
321112122200102200001200012
4132333333322132111211
5234400324344031323
64310351500100005
7306623610015431
oct36777772362545
97478612601605
102130302330213
117515021460a2
122a4a49b34605
13125b6ac71505
14751701779c1
153a632660678
hex1efffe9e565

2130302330213 has 4 divisors (see below), whose sum is σ = 2131693776768. Its totient is φ = 2128910883660.

The previous prime is 2130302330137. The next prime is 2130302330237. The reversal of 2130302330213 is 3120332030312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2130302330213 - 240 = 1030790702437 is a prime.

It is a super-2 number, since 2×21303023302132 (a number of 25 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 (2130302339213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695720981 + ... + 695724042.

It is an arithmetic number, because the mean of its divisors is an integer number (532923444192).

Almost surely, 22130302330213 is an apocalyptic number.

It is an amenable number.

2130302330213 is a deficient number, since it is larger than the sum of its proper divisors (1391446555).

2130302330213 is a wasteful number, since it uses less digits than its factorization.

2130302330213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391446554.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 2130302330213 its reverse (3120332030312), we get a palindrome (5250634360525).

The spelling of 2130302330213 in words is "two trillion, one hundred thirty billion, three hundred two million, three hundred thirty thousand, two hundred thirteen".

Divisors: 1 1531 1391445023 2130302330213