1000221120011 has 8 divisors (see below), whose sum is σ = 1015196358144. Its totient is φ = 985247251560.

The previous prime is 1000221119999. The next prime is 1000221120023. The reversal of 1000221120011 is 1100211220001.

It is an interprime number because it is at equal distance from previous prime (1000221119999) and next prime (1000221120023).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000221120011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000221119974 and 1000221120001.

It is not an unprimeable number, because it can be changed into a prime (1000221120071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1179266 + ... + 1841496.

It is an arithmetic number, because the mean of its divisors is an integer number (126899544768).

Almost surely, 2^{1000221120011} is an apocalyptic number.

1000221120011 is a deficient number, since it is larger than the sum of its proper divisors (14975238133).

1000221120011 is an equidigital number, since it uses as much as digits as its factorization.

1000221120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684841.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1000221120011 its reverse (1100211220001), we get a palindrome (2100432340012).

The spelling of 1000221120011 in words is "one trillion, two hundred twenty-one million, one hundred twenty thousand, eleven".