12424212225105 has 32 divisors (see below), whose sum is σ = 19922842266624. Its totient is φ = 6611550111936.

The previous prime is 12424212225101. The next prime is 12424212225107. The reversal of 12424212225105 is 50152221242421.

It is a happy number.

It is not a de Polignac number, because 12424212225105 - 2² = 12424212225101 is a prime.

It is a super-2 number, since 2×12424212225105² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12424212225101) 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, 45175822 + ... + 45450008.

It is an arithmetic number, because the mean of its divisors is an integer number (622588820832).

Almost surely, 2^{12424212225105} is an apocalyptic number.

12424212225105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12424212225105 is a deficient number, since it is larger than the sum of its proper divisors (7498630041519).

12424212225105 is a wasteful number, since it uses less digits than its factorization.

12424212225105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280885.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 12424212225105 its reverse (50152221242421), we get a palindrome (62576433467526).

The spelling of 12424212225105 in words is "twelve trillion, four hundred twenty-four billion, two hundred twelve million, two hundred twenty-five thousand, one hundred five".