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10012321303 = 90291108907
BaseRepresentation
bin10010101001100011…
…11110011000010111
3221211202221121202221
421110301332120113
5131001123240203
64333302443211
7503054220055
oct112461763027
927752847687
1010012321303
114278770206
121b35133507
13c3741279a
146ada4d1d5
153d8ee3abd
hex254c7e617

10012321303 has 4 divisors (see below), whose sum is σ = 10013439240. Its totient is φ = 10011203368.

The previous prime is 10012321271. The next prime is 10012321307. The reversal of 10012321303 is 30312321001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30312321001 = 137322077437.

It is a cyclic number.

It is not a de Polignac number, because 10012321303 - 25 = 10012321271 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 (10012321307) 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, 545425 + ... + 563482.

It is an arithmetic number, because the mean of its divisors is an integer number (2503359810).

Almost surely, 210012321303 is an apocalyptic number.

10012321303 is a deficient number, since it is larger than the sum of its proper divisors (1117937).

10012321303 is an equidigital number, since it uses as much as digits as its factorization.

10012321303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117936.

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

Adding to 10012321303 its reverse (30312321001), we get a palindrome (40324642304).

The spelling of 10012321303 in words is "ten billion, twelve million, three hundred twenty-one thousand, three hundred three".

Divisors: 1 9029 1108907 10012321303