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2231013202223 = 131728181358223
BaseRepresentation
bin100000011101110010101…
…111111101100100101111
321220021122010221102222212
4200131302233331210233
5243023103334432343
64424525135401035
7320120405216201
oct40356257754457
97807563842885
102231013202223
11790192876923
1230047598317b
131324cab28a80
1479da57a2771
153d078eb8c18
hex20772bfd92f

2231013202223 has 16 divisors (see below), whose sum is σ = 2544058129536. Its totient is φ = 1938181624320.

The previous prime is 2231013202211. The next prime is 2231013202267. The reversal of 2231013202223 is 3222023101322.

It is a cyclic number.

It is not a de Polignac number, because 2231013202223 - 214 = 2231013185839 is a prime.

It is a super-3 number, since 3×22310132022233 (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231013202123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6048890 + ... + 6407112.

It is an arithmetic number, because the mean of its divisors is an integer number (159003633096).

Almost surely, 22231013202223 is an apocalyptic number.

2231013202223 is a deficient number, since it is larger than the sum of its proper divisors (313044927313).

2231013202223 is a wasteful number, since it uses less digits than its factorization.

2231013202223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386434.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2231013202223 its reverse (3222023101322), we get a palindrome (5453036303545).

The spelling of 2231013202223 in words is "two trillion, two hundred thirty-one billion, thirteen million, two hundred two thousand, two hundred twenty-three".

Divisors: 1 13 17 221 28181 358223 366353 479077 4656899 6089791 6228001 79167283 10095082363 131236070719 171616400171 2231013202223