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10303230121 = 23597592653
BaseRepresentation
bin10011001100001111…
…01101000010101001
3222121001100022122121
421212013231002221
5132100111330441
64422213551241
7513216003532
oct114607550251
928531308577
1010303230121
1144079a5318
121bb6645521
13c82779592
146da537689
15404808dd1
hex2661ed0a9

10303230121 has 8 divisors (see below), whose sum is σ = 10933421760. Its totient is φ = 9688223952.

The previous prime is 10303230109. The next prime is 10303230127. The reversal of 10303230121 is 12103230301.

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 10303230121 - 25 = 10303230089 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10303230095 and 10303230104.

It is not an unprimeable number, because it can be changed into a prime (10303230127) 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, 3794970 + ... + 3797683.

It is an arithmetic number, because the mean of its divisors is an integer number (1366677720).

Almost surely, 210303230121 is an apocalyptic number.

It is an amenable number.

10303230121 is a deficient number, since it is larger than the sum of its proper divisors (630191639).

10303230121 is an equidigital number, since it uses as much as digits as its factorization.

10303230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7592735.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10303230121 its reverse (12103230301), we get a palindrome (22406460422).

The spelling of 10303230121 in words is "ten billion, three hundred three million, two hundred thirty thousand, one hundred twenty-one".

Divisors: 1 23 59 1357 7592653 174631019 447966527 10303230121