5123235420105 has 32 divisors (see below), whose sum is σ = 9184060361088. Its totient is φ = 2416857984000.

The previous prime is 5123235420049. The next prime is 5123235420131. The reversal of 5123235420105 is 5010245323215.

It is not a de Polignac number, because 5123235420105 - 2¹⁹ = 5123234895817 is a prime.

It is a super-2 number, since 2×5123235420105² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 419587296 + ... + 419599505.

It is an arithmetic number, because the mean of its divisors is an integer number (287001886284).

Almost surely, 2^{5123235420105} is an apocalyptic number.

5123235420105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5123235420105 is a deficient number, since it is larger than the sum of its proper divisors (4060824940983).

5123235420105 is a wasteful number, since it uses less digits than its factorization.

5123235420105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839186857.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 5123235420105 in words is "five trillion, one hundred twenty-three billion, two hundred thirty-five million, four hundred twenty thousand, one hundred five".