1424120100 has 72 divisors (see below), whose sum is σ = 4437424320. Its totient is φ = 350551680.

The previous prime is 1424120029. The next prime is 1424120101. The reversal of 1424120100 is 10214241.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1424120100.

It is not an unprimeable number, because it can be changed into a prime (1424120101) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 178680 + ... + 186479.

Almost surely, 2^1424120100 is an apocalyptic number.

1424120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424120100 is an abundant number, since it is smaller than the sum of its proper divisors (3013304220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1424120100 is a wasteful number, since it uses less digits than its factorization.

1424120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365189 (or 365182 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1424120100 is about 37737.5158164922. The cubic root of 1424120100 is about 1125.0768935097.

Adding to 1424120100 its reverse (10214241), we get a palindrome (1434334341).

The spelling of 1424120100 in words is "one billion, four hundred twenty-four million, one hundred twenty thousand, one hundred".