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101030202001 = 298939143821
BaseRepresentation
bin101111000010111011…
…1101000101010010001
3100122202222011000201101
41132011313220222101
53123402212431001
6114225043504401
710204423355611
oct1360567505221
9318688130641
10101030202001
1139934a08113
12176b6988101
1396b1092821
144c65bd0a41
1529648d4a01
hex1785de8a91

101030202001 has 8 divisors (see below), whose sum is σ = 105688319400. Its totient is φ = 96450372480.

The previous prime is 101030201999. The next prime is 101030202019. The reversal of 101030202001 is 100202030101.

It can be written as a sum of positive squares in 4 ways, for example, as 12032993025 + 88997208976 = 109695^2 + 298324^2 .

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 101030202001 - 21 = 101030201999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101030202061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19569330 + ... + 19574491.

It is an arithmetic number, because the mean of its divisors is an integer number (13211039925).

Almost surely, 2101030202001 is an apocalyptic number.

It is an amenable number.

101030202001 is a deficient number, since it is larger than the sum of its proper divisors (4658117399).

101030202001 is an equidigital number, since it uses as much as digits as its factorization.

101030202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39143939.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 101030202001 its reverse (100202030101), we get a palindrome (201232232102).

It can be divided in two parts, 101030 and 202001, that added together give a triangular number (303031 = T778).

The spelling of 101030202001 in words is "one hundred one billion, thirty million, two hundred two thousand, one".

Divisors: 1 29 89 2581 39143821 1135170809 3483800069 101030202001