1001132220113 has 4 divisors (see below), whose sum is σ = 1044659707968. Its totient is φ = 957604732260.

The previous prime is 1001132220083. The next prime is 1001132220173. The reversal of 1001132220113 is 3110222311001.

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 1001132220113 - 2²² = 1001128025809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001132220091 and 1001132220100.

It is not an unprimeable number, because it can be changed into a prime (1001132220173) 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, 21763743893 + ... + 21763743938.

It is an arithmetic number, because the mean of its divisors is an integer number (261164926992).

Almost surely, 2^{1001132220113} is an apocalyptic number.

It is an amenable number.

1001132220113 is a deficient number, since it is larger than the sum of its proper divisors (43527487855).

1001132220113 is an equidigital number, since it uses as much as digits as its factorization.

1001132220113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43527487854.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1001132220113 its reverse (3110222311001), we get a palindrome (4111354531114).

The spelling of 1001132220113 in words is "one trillion, one billion, one hundred thirty-two million, two hundred twenty thousand, one hundred thirteen".