1002021330133 has 4 divisors (see below), whose sum is σ = 1025324151808. Its totient is φ = 978718508460.

The previous prime is 1002021330119. The next prime is 1002021330137. The reversal of 1002021330133 is 3310331202001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1002021330133 - 2³⁷ = 864582376661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002021330133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002021330137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11651410773 + ... + 11651410858.

It is an arithmetic number, because the mean of its divisors is an integer number (256331037952).

Almost surely, 2^{1002021330133} is an apocalyptic number.

It is an amenable number.

1002021330133 is a deficient number, since it is larger than the sum of its proper divisors (23302821675).

1002021330133 is an equidigital number, since it uses as much as digits as its factorization.

1002021330133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23302821674.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1002021330133 its reverse (3310331202001), we get a palindrome (4312352532134).

The spelling of 1002021330133 in words is "one trillion, two billion, twenty-one million, three hundred thirty thousand, one hundred thirty-three".