1122001113 has 8 divisors (see below), whose sum is σ = 1498874976. Its totient is φ = 746564000.

The previous prime is 1122001109. The next prime is 1122001117. The reversal of 1122001113 is 3111002211.

It is an interprime number because it is at equal distance from previous prime (1122001109) and next prime (1122001117).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122001113 - 2² = 1122001109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122001117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357363 + ... + 360488.

It is an arithmetic number, because the mean of its divisors is an integer number (187359372).

Almost surely, 2^1122001113 is an apocalyptic number.

It is an amenable number.

1122001113 is a deficient number, since it is larger than the sum of its proper divisors (376873863).

1122001113 is an equidigital number, since it uses as much as digits as its factorization.

1122001113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718375.

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

The square root of 1122001113 is about 33496.2850626752. The cubic root of 1122001113 is about 1039.1169504394.

Adding to 1122001113 its reverse (3111002211), we get a palindrome (4233003324).

The spelling of 1122001113 in words is "one billion, one hundred twenty-two million, one thousand, one hundred thirteen".