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222010313131 = 297655528039
BaseRepresentation
bin1100111011000011011…
…0001000100110101011
3210020001021120102221001
43032300312020212223
512114134120010011
6245553511255431
722016423345065
oct3166066104653
9706037512831
10222010313131
1186177041232
123703a97a577
1317c213423b9
14aa61388735
155b9593d7c1
hex33b0d889ab

222010313131 has 4 divisors (see below), whose sum is σ = 229665841200. Its totient is φ = 214354785064.

The previous prime is 222010313089. The next prime is 222010313159. The reversal of 222010313131 is 131313010222.

222010313131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222010313131 - 215 = 222010280363 is a prime.

It is a super-2 number, since 2×2220103131312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222010313099 and 222010313108.

It is not an unprimeable number, because it can be changed into a prime (222010313431) 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 3 ways as a sum of consecutive naturals, for example, 3827763991 + ... + 3827764048.

It is an arithmetic number, because the mean of its divisors is an integer number (57416460300).

Almost surely, 2222010313131 is an apocalyptic number.

222010313131 is a deficient number, since it is larger than the sum of its proper divisors (7655528069).

222010313131 is an equidigital number, since it uses as much as digits as its factorization.

222010313131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7655528068.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 222010313131 its reverse (131313010222), we get a palindrome (353323323353).

The spelling of 222010313131 in words is "two hundred twenty-two billion, ten million, three hundred thirteen thousand, one hundred thirty-one".

Divisors: 1 29 7655528039 222010313131