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10201011022001 = 42169941346441
BaseRepresentation
bin1001010001110001101110…
…1000110110100010110001
31100010012120222221011210002
42110130123220312202301
52314113132310201001
633410140232515345
72101666364006312
oct224343350664261
940105528834702
1010201011022001
113283251866a98
121189035b4bb55
1358cc49a73667
14273a355ca609
1512a54202446b
hex9471ba368b1

10201011022001 has 8 divisors (see below), whose sum is σ = 10225417165608. Its totient is φ = 10176605712000.

The previous prime is 10201011021997. The next prime is 10201011022003. The reversal of 10201011022001 is 10022011010201.

It can be written as a sum of positive squares in 4 ways, for example, as 201982830625 + 9999028191376 = 449425^2 + 3162124^2 .

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 10201011022001 - 22 = 10201011021997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201011022003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29271941 + ... + 29618381.

It is an arithmetic number, because the mean of its divisors is an integer number (1278177145701).

Almost surely, 210201011022001 is an apocalyptic number.

It is an amenable number.

10201011022001 is a deficient number, since it is larger than the sum of its proper divisors (24406143607).

10201011022001 is an equidigital number, since it uses as much as digits as its factorization.

10201011022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416803.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10201011022001 its reverse (10022011010201), we get a palindrome (20223022032202).

The spelling of 10201011022001 in words is "ten trillion, two hundred one billion, eleven million, twenty-two thousand, one".

Divisors: 1 421 69941 346441 29445161 145851661 24230429981 10201011022001