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1004122132001 = 1549648238949
BaseRepresentation
bin11101001110010100101…
…01111100111000100001
310112222210222221102112122
432213022111330320201
5112422420231211001
62045142022034025
7132355040203412
oct16471225747041
93488728842478
101004122132001
1135793384775a
12142732578915
13738c42ac6c1
1436857aad809
151b1bd5b3b1b
hexe9ca57ce21

1004122132001 has 4 divisors (see below), whose sum is σ = 1004770372500. Its totient is φ = 1003473891504.

The previous prime is 1004122131953. The next prime is 1004122132009. The reversal of 1004122132001 is 1002312214001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 107616146401 + 896505985600 = 328049^2 + 946840^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004122132001 - 218 = 1004121869857 is a prime.

It is a super-2 number, since 2×10041221320012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004122132009) 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, 324117926 + ... + 324121023.

It is an arithmetic number, because the mean of its divisors is an integer number (251192593125).

Almost surely, 21004122132001 is an apocalyptic number.

It is an amenable number.

1004122132001 is a deficient number, since it is larger than the sum of its proper divisors (648240499).

1004122132001 is an equidigital number, since it uses as much as digits as its factorization.

1004122132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648240498.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1004122132001 its reverse (1002312214001), we get a palindrome (2006434346002).

The spelling of 1004122132001 in words is "one trillion, four billion, one hundred twenty-two million, one hundred thirty-two thousand, one".

Divisors: 1 1549 648238949 1004122132001