2125213453430 has 8 divisors (see below), whose sum is σ = 3825384216192. Its totient is φ = 850085381368.

The previous prime is 2125213453423. The next prime is 2125213453477. The reversal of 2125213453430 is 343543125212.

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

It is a Curzon number.

It is a congruent number.

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, 106260672662 + ... + 106260672681.

It is an arithmetic number, because the mean of its divisors is an integer number (478173027024).

Almost surely, 2^{2125213453430} is an apocalyptic number.

2125213453430 is a deficient number, since it is larger than the sum of its proper divisors (1700170762762).

2125213453430 is a wasteful number, since it uses less digits than its factorization.

2125213453430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212521345350.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 2125213453430 its reverse (343543125212), we get a palindrome (2468756578642).

The spelling of 2125213453430 in words is "two trillion, one hundred twenty-five billion, two hundred thirteen million, four hundred fifty-three thousand, four hundred thirty".