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213032202301 = 1933311019097
BaseRepresentation
bin1100011001100110110…
…1010111000000111101
3202100212120200011012201
43012121231113000331
511442242220433201
6241510551231501
721251064561622
oct3063155270075
9670776604181
10213032202301
118238a140726
1235354078591
1317120287399
14a44cc30349
15581c637801
hex3199b5703d

213032202301 has 4 divisors (see below), whose sum is σ = 213043240732. Its totient is φ = 213021163872.

The previous prime is 213032202193. The next prime is 213032202307. The reversal of 213032202301 is 103202230312.

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 92477418201 + 120554784100 = 304101^2 + 347210^2 .

It is a cyclic number.

It is not a de Polignac number, because 213032202301 - 233 = 204442267709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213032202307) 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, 5490216 + ... + 5528881.

It is an arithmetic number, because the mean of its divisors is an integer number (53260810183).

Almost surely, 2213032202301 is an apocalyptic number.

It is an amenable number.

213032202301 is a deficient number, since it is larger than the sum of its proper divisors (11038431).

213032202301 is a wasteful number, since it uses less digits than its factorization.

213032202301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11038430.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 213032202301 its reverse (103202230312), we get a palindrome (316234432613).

The spelling of 213032202301 in words is "two hundred thirteen billion, thirty-two million, two hundred two thousand, three hundred one".

Divisors: 1 19333 11019097 213032202301