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10031122001 = 43523344579
BaseRepresentation
bin10010101011110011…
…01100011001010001
3221220002022210111002
421111321230121101
5131020431401001
64335213431345
7503403062435
oct112571543121
927802283432
1010031122001
11428834147a
121b3b49b555
13c3b296064
146b23449c5
153da9a946b
hex255e6c651

10031122001 has 8 divisors (see below), whose sum is σ = 10266595680. Its totient is φ = 9795748032.

The previous prime is 10031121973. The next prime is 10031122007. The reversal of 10031122001 is 10022113001.

10031122001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10031122001 - 26 = 10031121937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10031122007) 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, 202730 + ... + 247308.

It is an arithmetic number, because the mean of its divisors is an integer number (1283324460).

Almost surely, 210031122001 is an apocalyptic number.

It is an amenable number.

10031122001 is a deficient number, since it is larger than the sum of its proper divisors (235473679).

10031122001 is an equidigital number, since it uses as much as digits as its factorization.

10031122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49855.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10031122001 its reverse (10022113001), we get a palindrome (20053235002).

The spelling of 10031122001 in words is "ten billion, thirty-one million, one hundred twenty-two thousand, one".

Divisors: 1 43 5233 44579 225019 1916897 233281907 10031122001