11221210020213 has 32 divisors (see below), whose sum is σ = 17348093844480. Its totient is φ = 7155019721520.

The previous prime is 11221210020161. The next prime is 11221210020277. The reversal of 11221210020213 is 31202001212211.

11221210020213 is a `hidden beast` number, since 1 + 1 + 221 + 210 + 0 + 20 + 213 = 666.

11221210020213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11221210020213 - 2¹⁰ = 11221210019189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221210020283) 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, 7729678 + ... + 9065888.

It is an arithmetic number, because the mean of its divisors is an integer number (542127932640).

Almost surely, 2^{11221210020213} is an apocalyptic number.

It is an amenable number.

11221210020213 is a deficient number, since it is larger than the sum of its proper divisors (6126883824267).

11221210020213 is a wasteful number, since it uses less digits than its factorization.

11221210020213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349766 (or 1349760 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11221210020213 its reverse (31202001212211), we get a palindrome (42423211232424).

The spelling of 11221210020213 in words is "eleven trillion, two hundred twenty-one billion, two hundred ten million, twenty thousand, two hundred thirteen".