1002201032103 has 4 divisors (see below), whose sum is σ = 1336268042808. Its totient is φ = 668134021400.

The previous prime is 1002201032087. The next prime is 1002201032123. The reversal of 1002201032103 is 3012301022001.

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 1002201032103 - 2⁴ = 1002201032087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002201032123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167033505348 + ... + 167033505353.

It is an arithmetic number, because the mean of its divisors is an integer number (334067010702).

Almost surely, 2^{1002201032103} is an apocalyptic number.

1002201032103 is a deficient number, since it is larger than the sum of its proper divisors (334067010705).

1002201032103 is an equidigital number, since it uses as much as digits as its factorization.

1002201032103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334067010704.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1002201032103 its reverse (3012301022001), we get a palindrome (4014502054104).

The spelling of 1002201032103 in words is "one trillion, two billion, two hundred one million, thirty-two thousand, one hundred three".