2221012011011 has 8 divisors (see below), whose sum is σ = 2225726221824. Its totient is φ = 2216298986440.

The previous prime is 2221012010983. The next prime is 2221012011017. The reversal of 2221012011011 is 1101102101222.

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 2221012011011 - 2³⁸ = 1946134104067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221012011017) 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, 3503606 + ... + 4088676.

It is an arithmetic number, because the mean of its divisors is an integer number (278215777728).

Almost surely, 2^{2221012011011} is an apocalyptic number.

2221012011011 is a deficient number, since it is larger than the sum of its proper divisors (4714210813).

2221012011011 is an equidigital number, since it uses as much as digits as its factorization.

2221012011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593121.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2221012011011 its reverse (1101102101222), we get a palindrome (3322114112233).

The spelling of 2221012011011 in words is "two trillion, two hundred twenty-one billion, twelve million, eleven thousand, eleven".