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13230404122 = 2131737978979
BaseRepresentation
bin11000101001001011…
…11111001000011010
31021011001100011111111
430110211333020122
5204043440412442
610024501250534
7645601402525
oct142445771032
937131304444
1013230404122
11567a244491
122692a03a4a
13132b042bc0
148d71c3bbc
155267b4b17
hex31497f21a

13230404122 has 32 divisors (see below), whose sum is σ = 22689374400. Its totient is φ = 5731907328.

The previous prime is 13230404119. The next prime is 13230404123. The reversal of 13230404122 is 22140403231.

13230404122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13230404093 and 13230404102.

It is not an unprimeable number, because it can be changed into a prime (13230404123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128029 + ... + 207007.

It is an arithmetic number, because the mean of its divisors is an integer number (709042950).

Almost surely, 213230404122 is an apocalyptic number.

13230404122 is a deficient number, since it is larger than the sum of its proper divisors (9458970278).

13230404122 is a wasteful number, since it uses less digits than its factorization.

13230404122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79390.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13230404122 its reverse (22140403231), we get a palindrome (35370807353).

The spelling of 13230404122 in words is "thirteen billion, two hundred thirty million, four hundred four thousand, one hundred twenty-two".

Divisors: 1 2 13 17 26 34 221 379 442 758 4927 6443 9854 12886 78979 83759 157958 167518 1026727 1342643 2053454 2685286 17454359 29933041 34908718 59866082 389129533 508861697 778259066 1017723394 6615202061 13230404122