2102430424 has 8 divisors (see below), whose sum is σ = 3942057060. Its totient is φ = 1051215208.

The previous prime is 2102430419. The next prime is 2102430439. The reversal of 2102430424 is 4240342012.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2102430395 and 2102430404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131401894 + ... + 131401909.

Almost surely, 2^2102430424 is an apocalyptic number.

It is an amenable number.

2102430424 is a deficient number, since it is larger than the sum of its proper divisors (1839626636).

2102430424 is a wasteful number, since it uses less digits than its factorization.

2102430424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262803809 (or 262803805 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2102430424 is about 45852.2673812321. The cubic root of 2102430424 is about 1281.0729983876.

Adding to 2102430424 its reverse (4240342012), we get a palindrome (6342772436).

The spelling of 2102430424 in words is "two billion, one hundred two million, four hundred thirty thousand, four hundred twenty-four".