1000512243420 has 24 divisors (see below), whose sum is σ = 2801434281744. Its totient is φ = 266803264896.

The previous prime is 1000512243397. The next prime is 1000512243463. The reversal of 1000512243420 is 243422150001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8337601969 + ... + 8337602088.

It is an arithmetic number, because the mean of its divisors is an integer number (116726428406).

Almost surely, 2^{1000512243420} is an apocalyptic number.

1000512243420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000512243420 is an abundant number, since it is smaller than the sum of its proper divisors (1800922038324).

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

1000512243420 is a wasteful number, since it uses less digits than its factorization.

1000512243420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16675204069 (or 16675204067 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 1000512243420 its reverse (243422150001), we get a palindrome (1243934393421).

The spelling of 1000512243420 in words is "one trillion, five hundred twelve million, two hundred forty-three thousand, four hundred twenty".