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10213030231 = 83295341669
BaseRepresentation
bin10011000001011111…
…00111100101010111
3222100202121200122221
421200233213211113
5131404013431411
64405232403211
7511042216225
oct114057474527
928322550587
1010213030231
114370a97858
121b903a6507
13c69b87671
146cc577b15
153eb93d071
hex260be7957

10213030231 has 8 divisors (see below), whose sum is σ = 10339827120. Its totient is φ = 10086322752.

The previous prime is 10213030171. The next prime is 10213030273. The reversal of 10213030231 is 13203031201.

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 10213030231 - 215 = 10212997463 is a prime.

It is a super-2 number, since 2×102130302312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213030031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224265 + ... + 265933.

It is an arithmetic number, because the mean of its divisors is an integer number (1292478390).

Almost surely, 210213030231 is an apocalyptic number.

10213030231 is a deficient number, since it is larger than the sum of its proper divisors (126796889).

10213030231 is an equidigital number, since it uses as much as digits as its factorization.

10213030231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44705.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10213030231 its reverse (13203031201), we get a palindrome (23416061432).

The spelling of 10213030231 in words is "ten billion, two hundred thirteen million, thirty thousand, two hundred thirty-one".

Divisors: 1 83 2953 41669 245099 3458527 123048557 10213030231