1002201113 has 4 divisors (see below), whose sum is σ = 1054948560. Its totient is φ = 949453668.

The previous prime is 1002201097. The next prime is 1002201127. The reversal of 1002201113 is 3111022001.

1002201113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3111022001 = 17041 ⋅182561.

It is a cyclic number.

It is not a de Polignac number, because 1002201113 - 2⁴ = 1002201097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002201094 and 1002201103.

It is not an unprimeable number, because it can be changed into a prime (1002201133) 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, 26373695 + ... + 26373732.

It is an arithmetic number, because the mean of its divisors is an integer number (263737140).

Almost surely, 2^1002201113 is an apocalyptic number.

It is an amenable number.

1002201113 is a deficient number, since it is larger than the sum of its proper divisors (52747447).

1002201113 is an equidigital number, since it uses as much as digits as its factorization.

1002201113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52747446.

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

The square root of 1002201113 is about 31657.5601239262. The cubic root of 1002201113 is about 1000.7331666686.

Adding to 1002201113 its reverse (3111022001), we get a palindrome (4113223114).

The spelling of 1002201113 in words is "one billion, two million, two hundred one thousand, one hundred thirteen".