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10300323121 = 11936393011
BaseRepresentation
bin10011001011111001…
…00111010100110001
3222120211212121222221
421211330213110301
5132043340314441
64422031401041
7513152205364
oct114574472461
928524777887
1010300323121
11440629a240
121bb5683181
13c81c9c36a
146d9dbc0db
154044328d1
hex265f27531

10300323121 has 4 divisors (see below), whose sum is σ = 11236716144. Its totient is φ = 9363930100.

The previous prime is 10300323119. The next prime is 10300323139. The reversal of 10300323121 is 12132300301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12132300301 = 111102936391.

It is a cyclic number.

It is not a de Polignac number, because 10300323121 - 21 = 10300323119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10300323095 and 10300323104.

It is not an unprimeable number, because it can be changed into a prime (10300323521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468196495 + ... + 468196516.

It is an arithmetic number, because the mean of its divisors is an integer number (2809179036).

Almost surely, 210300323121 is an apocalyptic number.

10300323121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10300323121 is a deficient number, since it is larger than the sum of its proper divisors (936393023).

10300323121 is an equidigital number, since it uses as much as digits as its factorization.

10300323121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936393022.

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

Adding to 10300323121 its reverse (12132300301), we get a palindrome (22432623422).

The spelling of 10300323121 in words is "ten billion, three hundred million, three hundred twenty-three thousand, one hundred twenty-one".

Divisors: 1 11 936393011 10300323121