124021130 has 8 divisors (see below), whose sum is σ = 223238052. Its totient is φ = 49608448.

The previous prime is 124021123. The next prime is 124021141. The reversal of 124021130 is 31120421.

It can be written as a sum of positive squares in 2 ways, for example, as 122168809 + 1852321 = 11053^2 + 1361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6201047 + ... + 6201066.

Almost surely, 2^124021130 is an apocalyptic number.

124021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124021130 is a deficient number, since it is larger than the sum of its proper divisors (99216922).

124021130 is a wasteful number, since it uses less digits than its factorization.

124021130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12402120.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 124021130 is about 11136.4774502533. The cubic root of 124021130 is about 498.6914182152.

Adding to 124021130 its reverse (31120421), we get a palindrome (155141551).

The spelling of 124021130 in words is "one hundred twenty-four million, twenty-one thousand, one hundred thirty".