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2220313231204 = 221925872619443
BaseRepresentation
bin100000010011110100111…
…110110011111101100100
321212021000110001121010221
4200103310332303331210
5242334200141344304
64415555310054124
7316261301033335
oct40236476637544
97767013047127
102220313231204
117866a1a32272
122ba38a4aa344
131314b410c483
147966c6b228c
153cb4e942054
hex204f4fb3f64

2220313231204 has 36 divisors (see below), whose sum is σ = 4107801603024. Its totient is φ = 1049935220208.

The previous prime is 2220313231193. The next prime is 2220313231231. The reversal of 2220313231204 is 4021323130222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462094 + ... + 2157349.

It is an arithmetic number, because the mean of its divisors is an integer number (114105600084).

Almost surely, 22220313231204 is an apocalyptic number.

It is an amenable number.

2220313231204 is a deficient number, since it is larger than the sum of its proper divisors (1887488371820).

2220313231204 is a wasteful number, since it uses less digits than its factorization.

2220313231204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620072 (or 2620051 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2220313231204 its reverse (4021323130222), we get a palindrome (6241636361426).

The spelling of 2220313231204 in words is "two trillion, two hundred twenty billion, three hundred thirteen million, two hundred thirty-one thousand, two hundred four".

Divisors: 1 2 4 19 38 76 361 587 722 1174 1444 2348 11153 22306 44612 211907 423814 847628 2619443 5238886 10477772 49769417 99538834 199077668 945618923 1537613041 1891237846 3075226082 3782475692 6150452164 29214647779 58429295558 116858591116 555078307801 1110156615602 2220313231204