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103231123033 = 829990112577
BaseRepresentation
bin110000000100100001…
…1011110111001011001
3100212110100120101210011
41200021003132321121
53142404131414113
6115231305121521
710313110032163
oct1401103367131
9325410511704
10103231123033
113a864306715
121800ba892a1
13997205746c
144dd422b933
152a42c3463d
hex18090dee59

103231123033 has 8 divisors (see below), whose sum is σ = 103374305480. Its totient is φ = 103087987200.

The previous prime is 103231123001. The next prime is 103231123043. The reversal of 103231123033 is 330321132301.

It can be written as a sum of positive squares in 4 ways, for example, as 70459986249 + 32771136784 = 265443^2 + 181028^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 103231123033 - 25 = 103231123001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103231122995 and 103231123013.

It is not an unprimeable number, because it can be changed into a prime (103231123043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8201641 + ... + 8214217.

It is an arithmetic number, because the mean of its divisors is an integer number (12921788185).

Almost surely, 2103231123033 is an apocalyptic number.

It is an amenable number.

103231123033 is a deficient number, since it is larger than the sum of its proper divisors (143182447).

103231123033 is an equidigital number, since it uses as much as digits as its factorization.

103231123033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23307.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 103231123033 its reverse (330321132301), we get a palindrome (433552255334).

The spelling of 103231123033 in words is "one hundred three billion, two hundred thirty-one million, one hundred twenty-three thousand, thirty-three".

Divisors: 1 829 9901 12577 8207929 10426333 124524877 103231123033