1012430770020 has 72 divisors (see below), whose sum is σ = 3071305995576. Its totient is φ = 269958154752.

The previous prime is 1012430769997. The next prime is 1012430770093. The reversal of 1012430770020 is 200770342101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 624311737956 + 388119032064 = 790134^2 + 622992^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1892274 + ... + 2367606.

Almost surely, 2^{1012430770020} is an apocalyptic number.

1012430770020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012430770020 is an abundant number, since it is smaller than the sum of its proper divisors (2058875225556).

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

1012430770020 is a wasteful number, since it uses less digits than its factorization.

1012430770020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487181 (or 487176 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The spelling of 1012430770020 in words is "one trillion, twelve billion, four hundred thirty million, seven hundred seventy thousand, twenty".