10001001222011 has 8 divisors (see below), whose sum is σ = 10675642521600. Its totient is φ = 9341187203880.

The previous prime is 10001001221977. The next prime is 10001001222059. The reversal of 10001001222011 is 11022210010001.

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 10001001222011 - 2¹⁸ = 10001000959867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10001001221983 and 10001001222001.

It is not an unprimeable number, because it can be changed into a prime (10001001225011) 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, 3706818971 + ... + 3706821668.

It is an arithmetic number, because the mean of its divisors is an integer number (1334455315200).

Almost surely, 2^{10001001222011} is an apocalyptic number.

10001001222011 is a deficient number, since it is larger than the sum of its proper divisors (674641299589).

10001001222011 is an equidigital number, since it uses as much as digits as its factorization.

10001001222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7413640729.

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

Adding to 10001001222011 its reverse (11022210010001), we get a palindrome (21023211232012).

The spelling of 10001001222011 in words is "ten trillion, one billion, one million, two hundred twenty-two thousand, eleven".