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213102232201 = 379715978541
BaseRepresentation
bin1100011001110111100…
…0100000001010001001
3202101001110110001011201
43012131320200022021
511442413132412301
6241521532224201
721252605041465
oct3063570401211
9671043401151
10213102232201
1182415722181
123537360b061
13171319366b1
14a45825d4a5
15582386c201
hex319de20289

213102232201 has 8 divisors (see below), whose sum is σ = 213697073600. Its totient is φ = 212507562960.

The previous prime is 213102232171. The next prime is 213102232241. The reversal of 213102232201 is 102232201312.

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 213102232201 - 25 = 213102232169 is a prime.

It is a super-2 number, since 2×2131022322012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213102232241) 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, 2673991 + ... + 2752531.

It is an arithmetic number, because the mean of its divisors is an integer number (26712134200).

Almost surely, 2213102232201 is an apocalyptic number.

It is an amenable number.

213102232201 is a deficient number, since it is larger than the sum of its proper divisors (594841399).

213102232201 is an equidigital number, since it uses as much as digits as its factorization.

213102232201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86079.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 213102232201 its reverse (102232201312), we get a palindrome (315334433513).

The spelling of 213102232201 in words is "two hundred thirteen billion, one hundred two million, two hundred thirty-two thousand, two hundred one".

Divisors: 1 379 7159 78541 2713261 29767039 562275019 213102232201