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1302130013231 = 29154928987111
BaseRepresentation
bin10010111100101100111…
…111110011010000101111
311121111000200100100002002
4102330230333303100233
5132313230240410411
62434105033122515
7163034665330445
oct22745477632057
94544020310062
101302130013231
1146225949a703
1219044085943b
1395a374932b8
1447048408b95
1523d10e1a33b
hex12f2cff342f

1302130013231 has 8 divisors (see below), whose sum is σ = 1347900708000. Its totient is φ = 1256417295840.

The previous prime is 1302130013213. The next prime is 1302130013237. The reversal of 1302130013231 is 1323100312031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1302130013231 is a prime.

It is a super-2 number, since 2×13021300132312 (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 (1302130013237) 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, 14448635 + ... + 14538476.

It is an arithmetic number, because the mean of its divisors is an integer number (168487588500).

Almost surely, 21302130013231 is an apocalyptic number.

1302130013231 is a deficient number, since it is larger than the sum of its proper divisors (45770694769).

1302130013231 is a wasteful number, since it uses less digits than its factorization.

1302130013231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28988689.

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

Adding to 1302130013231 its reverse (1323100312031), we get a palindrome (2625230325262).

The spelling of 1302130013231 in words is "one trillion, three hundred two billion, one hundred thirty million, thirteen thousand, two hundred thirty-one".

Divisors: 1 29 1549 44921 28987111 840626219 44901034939 1302130013231