1002023842021 has 8 divisors (see below), whose sum is σ = 1042135359584. Its totient is φ = 962676353520.

The previous prime is 1002023842019. The next prime is 1002023842037. The reversal of 1002023842021 is 1202483202001.

1002023842021 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 1002023842021 - 2¹ = 1002023842019 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 (1002023822021) 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, 191004591 + ... + 191009836.

It is an arithmetic number, because the mean of its divisors is an integer number (130266919948).

Almost surely, 2^{1002023842021} is an apocalyptic number.

It is an amenable number.

1002023842021 is a deficient number, since it is larger than the sum of its proper divisors (40111517563).

1002023842021 is an equidigital number, since it uses as much as digits as its factorization.

1002023842021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382014531.

The product of its (nonzero) digits is 1536, while the sum is 25.

The spelling of 1002023842021 in words is "one trillion, two billion, twenty-three million, eight hundred forty-two thousand, twenty-one".