124220030 has 32 divisors (see below), whose sum is σ = 244384128. Its totient is φ = 45085600.

The previous prime is 124220029. The next prime is 124220039. The reversal of 124220030 is 30022421.

It is a junction number, because it is equal to n+sod(n) for n = 124219987 and 124220014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124220039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106229 + ... + 107391.

It is an arithmetic number, because the mean of its divisors is an integer number (7637004).

Almost surely, 2^124220030 is an apocalyptic number.

124220030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124220030 is a deficient number, since it is larger than the sum of its proper divisors (120164098).

124220030 is a wasteful number, since it uses less digits than its factorization.

124220030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 124220030 is about 11145.4039855000. The cubic root of 124220030 is about 498.9578694368.

Adding to 124220030 its reverse (30022421), we get a palindrome (154242451).

The spelling of 124220030 in words is "one hundred twenty-four million, two hundred twenty thousand, thirty".