1001100222011 has 8 divisors (see below), whose sum is σ = 1067128819200. Its totient is φ = 936405536040.

The previous prime is 1001100221941. The next prime is 1001100222037. The reversal of 1001100222011 is 1102220011001.

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 1001100222011 - 2¹⁰ = 1001100220987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001100221983 and 1001100222001.

It is not an unprimeable number, because it can be changed into a prime (1001100222061) 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, 333476255 + ... + 333479256.

It is an arithmetic number, because the mean of its divisors is an integer number (133391102400).

Almost surely, 2^{1001100222011} is an apocalyptic number.

1001100222011 is a deficient number, since it is larger than the sum of its proper divisors (66028597189).

1001100222011 is an equidigital number, since it uses as much as digits as its factorization.

1001100222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666955609.

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

Adding to 1001100222011 its reverse (1102220011001), we get a palindrome (2103320233012).

The spelling of 1001100222011 in words is "one trillion, one billion, one hundred million, two hundred twenty-two thousand, eleven".