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231001401103343 = 1383617212508683
BaseRepresentation
bin110100100001100000110100…
…011101001001001111101111
31010021220111222211011122222222
4310201200310131021033233
5220234211332140301333
62135144324553425555
766441205030652333
oct6441406435111757
91107814884148888
10231001401103343
1167671164801a42
1221aa9751a0b2bb
139bb84530406a0
1441087555357c3
151ba8d235e1298
hexd218347493ef

231001401103343 has 8 divisors (see below), whose sum is σ = 248773715941968. Its totient is φ = 213229511449344.

The previous prime is 231001401103307. The next prime is 231001401103367. The reversal of 231001401103343 is 343301104100132.

231001401103343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 231001401103343 - 236 = 230932681626607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231001401103043) 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, 105167321 + ... + 107341362.

It is an arithmetic number, because the mean of its divisors is an integer number (31096714492746).

Almost surely, 2231001401103343 is an apocalyptic number.

231001401103343 is a deficient number, since it is larger than the sum of its proper divisors (17772314838625).

231001401103343 is a wasteful number, since it uses less digits than its factorization.

231001401103343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212592313.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 231001401103343 its reverse (343301104100132), we get a palindrome (574302505203475).

The spelling of 231001401103343 in words is "two hundred thirty-one trillion, one billion, four hundred one million, one hundred three thousand, three hundred forty-three".

Divisors: 1 13 83617 1087021 212508683 2762612879 17769338546411 231001401103343