100420324 has 12 divisors (see below), whose sum is σ = 175807744. Its totient is φ = 50189544.

The previous prime is 100420291. The next prime is 100420363. The reversal of 100420324 is 423024001.

It is a junction number, because it is equal to n+sod(n) for n = 100420298 and 100420307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12589 + ... + 18955.

Almost surely, 2^100420324 is an apocalyptic number.

It is an amenable number.

100420324 is a deficient number, since it is larger than the sum of its proper divisors (75387420).

100420324 is a wasteful number, since it uses less digits than its factorization.

100420324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314 (or 10312 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 100420324 is about 10020.9941622576. The cubic root of 100420324 is about 464.8082980557.

Adding to 100420324 its reverse (423024001), we get a palindrome (523444325).

The spelling of 100420324 in words is "one hundred million, four hundred twenty thousand, three hundred twenty-four".