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1223103022130 = 2511191645335569
BaseRepresentation
bin10001110011000110100…
…111110000010000110010
311022221001011010020100202
4101303012213300100302
5130014403333202010
62333515154315202
7154236430102463
oct21630647602062
94287034106322
101223103022130
11431795851610
12179066888b02
138b451b080c2
14432ac992d6a
1521c3809a6a5
hex11cc69f0432

1223103022130 has 64 divisors (see below), whose sum is σ = 2528361129600. Its totient is φ = 421318609920.

The previous prime is 1223103022117. The next prime is 1223103022133. The reversal of 1223103022130 is 312203013221.

It is not an unprimeable number, because it can be changed into a prime (1223103022133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34368986 + ... + 34404554.

It is an arithmetic number, because the mean of its divisors is an integer number (39505642650).

Almost surely, 21223103022130 is an apocalyptic number.

1223103022130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1223103022130 is an abundant number, since it is smaller than the sum of its proper divisors (1305258107470).

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

1223103022130 is a wasteful number, since it uses less digits than its factorization.

1223103022130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52059.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1223103022130 its reverse (312203013221), we get a palindrome (1535306035351).

The spelling of 1223103022130 in words is "one trillion, two hundred twenty-three billion, one hundred three million, twenty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 2090 16453 32906 35569 71138 82265 164530 177845 180983 312607 355690 361966 391259 625214 675811 782518 904915 1351622 1563035 1809830 1956295 3126070 3379055 3438677 3912590 6758110 6877354 7433921 14867842 17193385 34386770 37169605 74339210 585216757 1170433514 2926083785 5852167570 6437384327 11119118383 12874768654 22238236766 32186921635 55595591915 64373843270 111191183830 122310302213 244620604426 611551511065 1223103022130