11212211010201 has 32 divisors (see below), whose sum is σ = 15542447132160. Its totient is φ = 7181012450304.

The previous prime is 11212211010197. The next prime is 11212211010229. The reversal of 11212211010201 is 10201011221211.

It is a happy number.

It is not a de Polignac number, because 11212211010201 - 2² = 11212211010197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11212211010241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28651285 + ... + 29039981.

It is an arithmetic number, because the mean of its divisors is an integer number (485701472880).

Almost surely, 2^{11212211010201} is an apocalyptic number.

It is an amenable number.

11212211010201 is a deficient number, since it is larger than the sum of its proper divisors (4330236121959).

11212211010201 is a wasteful number, since it uses less digits than its factorization.

11212211010201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390385.

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

Adding to 11212211010201 its reverse (10201011221211), we get a palindrome (21413222231412).

The spelling of 11212211010201 in words is "eleven trillion, two hundred twelve billion, two hundred eleven million, ten thousand, two hundred one".