11221013201 has 2 divisors, whose sum is σ = 11221013202. Its totient is φ = 11221013200.

The previous prime is 11221013191. The next prime is 11221013227. The reversal of 11221013201 is 10231012211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5818028176 + 5402985025 = 76276^2 + 73505^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221013201 - 2¹⁴ = 11220996817 is a prime.

It is a super-2 number, since 2×11221013201² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11221913201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610506600 + 5610506601.

It is an arithmetic number, because the mean of its divisors is an integer number (5610506601).

Almost surely, 2^11221013201 is an apocalyptic number.

It is an amenable number.

11221013201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221013201 is an equidigital number, since it uses as much as digits as its factorization.

11221013201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11221013201 its reverse (10231012211), we get a palindrome (21452025412).

The spelling of 11221013201 in words is "eleven billion, two hundred twenty-one million, thirteen thousand, two hundred one".