11021012120211 has 8 divisors (see below), whose sum is σ = 14832016311744. Its totient is φ = 7278674671080.

The previous prime is 11021012120197. The next prime is 11021012120233. The reversal of 11021012120211 is 11202121012011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11021012120211 - 2³³ = 11012422185619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021012120411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17166685225 + ... + 17166685866.

It is an arithmetic number, because the mean of its divisors is an integer number (1854002038968).

Almost surely, 2^{11021012120211} is an apocalyptic number.

11021012120211 is a deficient number, since it is larger than the sum of its proper divisors (3811004191533).

11021012120211 is a wasteful number, since it uses less digits than its factorization.

11021012120211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34333371201.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11021012120211 its reverse (11202121012011), we get a palindrome (22223133132222).

The spelling of 11021012120211 in words is "eleven trillion, twenty-one billion, twelve million, one hundred twenty thousand, two hundred eleven".