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12413422220 = 225620671111
BaseRepresentation
bin10111000111110010…
…11100101010001100
31012001010001012000112
423203321130222030
5200410314002340
65411434415152
7616421230223
oct134371345214
935033035015
1012413422220
1152a0064931
1224a52914b8
13122a9c5564
1485a8b7cba
154c9bd6065
hex2e3e5ca8c

12413422220 has 12 divisors (see below), whose sum is σ = 26068186704. Its totient is φ = 4965368880.

The previous prime is 12413422213. The next prime is 12413422223. The reversal of 12413422220 is 2222431421.

It is not an unprimeable number, because it can be changed into a prime (12413422223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310335536 + ... + 310335575.

It is an arithmetic number, because the mean of its divisors is an integer number (2172348892).

Almost surely, 212413422220 is an apocalyptic number.

12413422220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12413422220 is an abundant number, since it is smaller than the sum of its proper divisors (13654764484).

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

12413422220 is a wasteful number, since it uses less digits than its factorization.

12413422220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620671120 (or 620671118 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 12413422220 its reverse (2222431421), we get a palindrome (14635853641).

The spelling of 12413422220 in words is "twelve billion, four hundred thirteen million, four hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 620671111 1241342222 2482684444 3103355555 6206711110 12413422220