1002201101003 has 4 divisors (see below), whose sum is σ = 1006100716440. Its totient is φ = 998301485568.

The previous prime is 1002201100987. The next prime is 1002201101009. The reversal of 1002201101003 is 3001011022001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1002201101003 - 2⁴ = 1002201100987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002201101009) 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, 1949807333 + ... + 1949807846.

It is an arithmetic number, because the mean of its divisors is an integer number (251525179110).

Almost surely, 2^{1002201101003} is an apocalyptic number.

1002201101003 is a deficient number, since it is larger than the sum of its proper divisors (3899615437).

1002201101003 is an equidigital number, since it uses as much as digits as its factorization.

1002201101003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3899615436.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1002201101003 its reverse (3001011022001), we get a palindrome (4003212123004).

The spelling of 1002201101003 in words is "one trillion, two billion, two hundred one million, one hundred one thousand, three".