1043042152021 has 8 divisors (see below), whose sum is σ = 1071916160000. Its totient is φ = 1014204127248.

The previous prime is 1043042152007. The next prime is 1043042152039. The reversal of 1043042152021 is 1202512403401.

1043042152021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1043042152021 - 2¹¹ = 1043042149973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043042152421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8937021 + ... + 9052978.

It is an arithmetic number, because the mean of its divisors is an integer number (133989520000).

Almost surely, 2^{1043042152021} is an apocalyptic number.

It is an amenable number.

1043042152021 is a deficient number, since it is larger than the sum of its proper divisors (28874007979).

1043042152021 is a wasteful number, since it uses less digits than its factorization.

1043042152021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17991603.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1043042152021 its reverse (1202512403401), we get a palindrome (2245554555422).

The spelling of 1043042152021 in words is "one trillion, forty-three billion, forty-two million, one hundred fifty-two thousand, twenty-one".