11221202012001 has 32 divisors (see below), whose sum is σ = 15776878032000. Its totient is φ = 7074565521408.

The previous prime is 11221202011969. The next prime is 11221202012021. The reversal of 11221202012001 is 10021020212211.

It is not a de Polignac number, because 11221202012001 - 2⁵ = 11221202011969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11221202012021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76464985 + ... + 76611593.

It is an arithmetic number, because the mean of its divisors is an integer number (493027438500).

Almost surely, 2^{11221202012001} is an apocalyptic number.

It is an amenable number.

11221202012001 is a deficient number, since it is larger than the sum of its proper divisors (4555676019999).

11221202012001 is a wasteful number, since it uses less digits than its factorization.

11221202012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148993.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11221202012001 its reverse (10021020212211), we get a palindrome (21242222224212).

The spelling of 11221202012001 in words is "eleven trillion, two hundred twenty-one billion, two hundred two million, twelve thousand, one".