11021012211201 has 16 divisors (see below), whose sum is σ = 15822789220800. Its totient is φ = 6797939068928.

The previous prime is 11021012211193. The next prime is 11021012211217. The reversal of 11021012211201 is 10211221012011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11021012211201 - 2³ = 11021012211193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021012211101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1831338336 + ... + 1831344353.

It is an arithmetic number, because the mean of its divisors is an integer number (988924326300).

Almost surely, 2^{11021012211201} is an apocalyptic number.

It is an amenable number.

11021012211201 is a deficient number, since it is larger than the sum of its proper divisors (4801777009599).

11021012211201 is a wasteful number, since it uses less digits than its factorization.

11021012211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3662682768.

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

Adding to 11021012211201 its reverse (10211221012011), we get a palindrome (21232233223212).

The spelling of 11021012211201 in words is "eleven trillion, twenty-one billion, twelve million, two hundred eleven thousand, two hundred one".