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210202141232201 = 613342907245077
BaseRepresentation
bin101111110010110101111111…
…111101011000110001001001
31000120021010110122020212021112
4233302311333331120301021
5210022422441123412301
62023021310334420105
762163414005052446
oct5762657775306111
91016233418225245
10210202141232201
1160a82255848a58
121b6aa6bb961635
139039c9122ca71
1439c9ba33749cd
151947c904159bb
hexbf2d7ff58c49

210202141232201 has 4 divisors (see below), whose sum is σ = 210545048477892. Its totient is φ = 209859233986512.

The previous prime is 210202141232119. The next prime is 210202141232257. The reversal of 210202141232201 is 102232141202012.

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 109510469325625 + 100691671906576 = 10464725^2 + 10034524^2 .

It is a cyclic number.

It is not a de Polignac number, because 210202141232201 - 234 = 210184961363017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210202141232101) 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, 171453621926 + ... + 171453623151.

It is an arithmetic number, because the mean of its divisors is an integer number (52636262119473).

Almost surely, 2210202141232201 is an apocalyptic number.

It is an amenable number.

210202141232201 is a deficient number, since it is larger than the sum of its proper divisors (342907245691).

210202141232201 is an equidigital number, since it uses as much as digits as its factorization.

210202141232201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342907245690.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 210202141232201 its reverse (102232141202012), we get a palindrome (312434282434213).

The spelling of 210202141232201 in words is "two hundred ten trillion, two hundred two billion, one hundred forty-one million, two hundred thirty-two thousand, two hundred one".

Divisors: 1 613 342907245077 210202141232201