124401330215 has 32 divisors (see below), whose sum is σ = 152447533056. Its totient is φ = 97438919040.

The previous prime is 124401330199. The next prime is 124401330223. The reversal of 124401330215 is 512033104421.

It is a happy number.

It is not a de Polignac number, because 124401330215 - 2⁴ = 124401330199 is a prime.

It is a super-2 number, since 2×124401330215² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16423169 + ... + 16430741.

It is an arithmetic number, because the mean of its divisors is an integer number (4763985408).

Almost surely, 2^124401330215 is an apocalyptic number.

124401330215 is a deficient number, since it is larger than the sum of its proper divisors (28046202841).

124401330215 is a wasteful number, since it uses less digits than its factorization.

124401330215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8039.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 124401330215 its reverse (512033104421), we get a palindrome (636434434636).

The spelling of 124401330215 in words is "one hundred twenty-four billion, four hundred one million, three hundred thirty thousand, two hundred fifteen".