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10031121310303 = 23356376468957
BaseRepresentation
bin1001000111111000110101…
…1011000010001001011111
31022111222002002110121202201
42101332031123002021133
52303322214023412203
633200122234432331
72053503352203352
oct221761533021137
938458062417681
1010031121310303
1132181a1518085
1211601222926a7
13579c13922c32
1426971a462299
15125dec211e1d
hex91f8d6c225f

10031121310303 has 8 divisors (see below), whose sum is σ = 10092067201008. Its totient is φ = 9970328359104.

The previous prime is 10031121310279. The next prime is 10031121310319. The reversal of 10031121310303 is 30301312113001.

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 10031121310303 - 25 = 10031121310271 is a prime.

It is a super-2 number, since 2×100311213103032 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031121310373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38103300 + ... + 38365657.

It is an arithmetic number, because the mean of its divisors is an integer number (1261508400126).

Almost surely, 210031121310303 is an apocalyptic number.

10031121310303 is a deficient number, since it is larger than the sum of its proper divisors (60945890705).

10031121310303 is an equidigital number, since it uses as much as digits as its factorization.

10031121310303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76469753.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 10031121310303 its reverse (30301312113001), we get a palindrome (40332433423304).

The spelling of 10031121310303 in words is "ten trillion, thirty-one billion, one hundred twenty-one million, three hundred ten thousand, three hundred three".

Divisors: 1 233 563 131179 76468957 17817266981 43052022791 10031121310303