11021320101 has 32 divisors (see below), whose sum is σ = 16910438400. Its totient is φ = 6314647680.

The previous prime is 11021320069. The next prime is 11021320181. The reversal of 11021320101 is 10102312011.

It is not a de Polignac number, because 11021320101 - 2⁵ = 11021320069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021320181) 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, 281985 + ... + 318681.

It is an arithmetic number, because the mean of its divisors is an integer number (528451200).

Almost surely, 2^11021320101 is an apocalyptic number.

11021320101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11021320101 is a deficient number, since it is larger than the sum of its proper divisors (5889118299).

11021320101 is a wasteful number, since it uses less digits than its factorization.

11021320101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37209.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11021320101 its reverse (10102312011), we get a palindrome (21123632112).

The spelling of 11021320101 in words is "eleven billion, twenty-one million, three hundred twenty thousand, one hundred one".