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10213222331 = 132441932173
BaseRepresentation
bin10011000001100000…
…10110011110111011
3222100202222110011202
421200300112132323
5131404041103311
64405240444415
7511043646254
oct114060263673
928322873152
1010213222331
114371109114
121b9047970b
13c69c23c30
146cc5c7b2b
153eb979e3b
hex260c167bb

10213222331 has 8 divisors (see below), whose sum is σ = 10999647120. Its totient is φ = 9426910752.

The previous prime is 10213222321. The next prime is 10213222333. The reversal of 10213222331 is 13322231201.

10213222331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10213222331 is a prime.

It is a super-2 number, since 2×102132223312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10213222333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301361 + ... + 333533.

It is an arithmetic number, because the mean of its divisors is an integer number (1374955890).

Almost surely, 210213222331 is an apocalyptic number.

10213222331 is a deficient number, since it is larger than the sum of its proper divisors (786424789).

10213222331 is a wasteful number, since it uses less digits than its factorization.

10213222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56605.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10213222331 its reverse (13322231201), we get a palindrome (23535453532).

The spelling of 10213222331 in words is "ten billion, two hundred thirteen million, two hundred twenty-two thousand, three hundred thirty-one".

Divisors: 1 13 24419 32173 317447 418249 785632487 10213222331