2201011121011 has 4 divisors (see below), whose sum is σ = 2201076791712. Its totient is φ = 2200945450312.

The previous prime is 2201011120981. The next prime is 2201011121027. The reversal of 2201011121011 is 1101211101022.

It is a happy number.

2201011121011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2201011121011 - 2⁷ = 2201011120883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201011120982 and 2201011121000.

It is not an unprimeable number, because it can be changed into a prime (2201011121081) 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, 32785051 + ... + 32852116.

It is an arithmetic number, because the mean of its divisors is an integer number (550269197928).

Almost surely, 2^{2201011121011} is an apocalyptic number.

2201011121011 is a deficient number, since it is larger than the sum of its proper divisors (65670701).

2201011121011 is an equidigital number, since it uses as much as digits as its factorization.

2201011121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65670700.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2201011121011 its reverse (1101211101022), we get a palindrome (3302222222033).

The spelling of 2201011121011 in words is "two trillion, two hundred one billion, eleven million, one hundred twenty-one thousand, eleven".