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10220224213 = 47217451579
BaseRepresentation
bin10011000010010110…
…00011111011010101
3222101021011011221201
421201023003323111
5131412334133323
64410050512501
7511160321023
oct114113037325
928337134851
1010220224213
1143750607a1
121b92895731
13c6b505c64
146cd4cb713
153ec3ae8ad
hex2612c3ed5

10220224213 has 4 divisors (see below), whose sum is σ = 10437675840. Its totient is φ = 10002772588.

The previous prime is 10220224177. The next prime is 10220224253. The reversal of 10220224213 is 31242202201.

10220224213 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31242202201 = 74463171743.

It is a cyclic number.

It is not a de Polignac number, because 10220224213 - 213 = 10220216021 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 (10220224253) 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 3 ways as a sum of consecutive naturals, for example, 108725743 + ... + 108725836.

It is an arithmetic number, because the mean of its divisors is an integer number (2609418960).

Almost surely, 210220224213 is an apocalyptic number.

It is an amenable number.

10220224213 is a deficient number, since it is larger than the sum of its proper divisors (217451627).

10220224213 is an equidigital number, since it uses as much as digits as its factorization.

10220224213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217451626.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10220224213 its reverse (31242202201), we get a palindrome (41462426414).

The spelling of 10220224213 in words is "ten billion, two hundred twenty million, two hundred twenty-four thousand, two hundred thirteen".

Divisors: 1 47 217451579 10220224213