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1223230213230 = 235101403706341
BaseRepresentation
bin10001110011001110001…
…100111100110001101110
311022221101000110012202020
4101303032030330301232
5130020133413310410
62333535540411010
7154242533154144
oct21631614746156
94287330405666
101223230213230
11431850625123
121790a13a6a66
138b47227c1cc
14432c1821594
1521c44321a70
hex11cce33cc6e

1223230213230 has 32 divisors (see below), whose sum is σ = 2964819375648. Its totient is φ = 322965072000.

The previous prime is 1223230213229. The next prime is 1223230213277. The reversal of 1223230213230 is 323120323221.

It is a super-2 number, since 2×12232302132302 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1223230213230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201850141 + ... + 201856200.

It is an arithmetic number, because the mean of its divisors is an integer number (92650605489).

Almost surely, 21223230213230 is an apocalyptic number.

1223230213230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223230213230 is an abundant number, since it is smaller than the sum of its proper divisors (1741589162418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1223230213230 is a wasteful number, since it uses less digits than its factorization.

1223230213230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403706452.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1223230213230 its reverse (323120323221), we get a palindrome (1546350536451).

The spelling of 1223230213230 in words is "one trillion, two hundred twenty-three billion, two hundred thirty million, two hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 101 202 303 505 606 1010 1515 3030 403706341 807412682 1211119023 2018531705 2422238046 4037063410 6055595115 12111190230 40774340441 81548680882 122323021323 203871702205 244646042646 407743404410 611615106615 1223230213230