1021432241000 has 64 divisors (see below), whose sum is σ = 2390893811280. Its totient is φ = 408445996800.

The previous prime is 1021432240993. The next prime is 1021432241003. The reversal of 1021432241000 is 1422341201.

It can be written as a sum of positive squares in 8 ways, for example, as 390497510404 + 630934730596 = 624898^2 + 794314^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1021432241003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3096002 + ... + 3409998.

Almost surely, 2^{1021432241000} is an apocalyptic number.

1021432241000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1021432241000 is an abundant number, since it is smaller than the sum of its proper divisors (1369461570280).

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

1021432241000 is a wasteful number, since it uses less digits than its factorization.

1021432241000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317271 (or 317257 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1021432241000 its reverse (1422341201), we get a palindrome (1022854582201).

The spelling of 1021432241000 in words is "one trillion, twenty-one billion, four hundred thirty-two million, two hundred forty-one thousand".