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213422344120 = 2355335558603
BaseRepresentation
bin1100011011000011110…
…1101000011110111000
3202101212202210102011201
43012300331220132320
511444042110002440
6242013405303544
721263542664416
oct3066075503670
9671782712151
10213422344120
118256a392a87
1235442864bb4
131718305682b
14a48898a2b6
155841a0019a
hex31b0f687b8

213422344120 has 16 divisors (see below), whose sum is σ = 480200274360. Its totient is φ = 85368937632.

The previous prime is 213422344117. The next prime is 213422344123. The reversal of 213422344120 is 21443224312.

It is an interprime number because it is at equal distance from previous prime (213422344117) and next prime (213422344123).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213422344123) 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, 2667779262 + ... + 2667779341.

Almost surely, 2213422344120 is an apocalyptic number.

213422344120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213422344120 is an abundant number, since it is smaller than the sum of its proper divisors (266777930240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213422344120 is a wasteful number, since it uses less digits than its factorization.

213422344120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5335558614 (or 5335558610 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 213422344120 its reverse (21443224312), we get a palindrome (234865568432).

The spelling of 213422344120 in words is "two hundred thirteen billion, four hundred twenty-two million, three hundred forty-four thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 5335558603 10671117206 21342234412 26677793015 42684468824 53355586030 106711172060 213422344120