11211011221101 has 32 divisors (see below), whose sum is σ = 15420148531200. Its totient is φ = 7239759912000.

The previous prime is 11211011221019. The next prime is 11211011221121. The reversal of 11211011221101 is 10112211011211.

It is not a de Polignac number, because 11211011221101 - 2⁷ = 11211011220973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211011221121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62290920 + ... + 62470638.

It is an arithmetic number, because the mean of its divisors is an integer number (481879641600).

Almost surely, 2^{11211011221101} is an apocalyptic number.

It is an amenable number.

11211011221101 is a deficient number, since it is larger than the sum of its proper divisors (4209137310099).

11211011221101 is a wasteful number, since it uses less digits than its factorization.

11211011221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182249.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11211011221101 its reverse (10112211011211), we get a palindrome (21323222232312).

The spelling of 11211011221101 in words is "eleven trillion, two hundred eleven billion, eleven million, two hundred twenty-one thousand, one hundred one".