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123013203024131 = 729605976369577
BaseRepresentation
bin11011111110000100111110…
…010001001101100100000011
3121010112221120121212102121022
4123332010332101031210003
5112110422014433233011
61113343252455020055
734624260563250050
oct3376047621154403
9533487517772538
10123013203024131
1136217674183382
121196894896a62b
135384131404194
142253c29660027
15e34cc80518db
hex6fe13e44d903

123013203024131 has 8 divisors (see below), whose sum is σ = 145434328698720. Its totient is φ = 101804030088768.

The previous prime is 123013203024119. The next prime is 123013203024133. The reversal of 123013203024131 is 131420302310321.

It is a happy number.

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

It is not a de Polignac number, because 123013203024131 - 218 = 123013202761987 is a prime.

It is a super-2 number, since 2×1230132030241312 (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123013203024131.

It is not an unprimeable number, because it can be changed into a prime (123013203024133) 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, 302988184586 + ... + 302988184991.

It is an arithmetic number, because the mean of its divisors is an integer number (18179291087340).

Almost surely, 2123013203024131 is an apocalyptic number.

123013203024131 is a deficient number, since it is larger than the sum of its proper divisors (22421125674589).

123013203024131 is an equidigital number, since it uses as much as digits as its factorization.

123013203024131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605976369613.

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

Adding to 123013203024131 its reverse (131420302310321), we get a palindrome (254433505334452).

The spelling of 123013203024131 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, twenty-four thousand, one hundred thirty-one".

Divisors: 1 7 29 203 605976369577 4241834587039 17573314717733 123013203024131