11220222220001 has 8 divisors (see below), whose sum is σ = 11810885543520. Its totient is φ = 10629571427712.

The previous prime is 11220222219917. The next prime is 11220222220021. The reversal of 11220222220001 is 10002222202211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11220222220001 - 2¹⁰ = 11220222218977 is a prime.

It is a super-5 number, since 5×11220222220001⁵ (a number of 66 digits) contains 55555 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220222220021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1266395 + ... + 4903488.

It is an arithmetic number, because the mean of its divisors is an integer number (1476360692940).

Almost surely, 2^{11220222220001} is an apocalyptic number.

It is an amenable number.

11220222220001 is a deficient number, since it is larger than the sum of its proper divisors (590663323519).

11220222220001 is an equidigital number, since it uses as much as digits as its factorization.

11220222220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6265615.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11220222220001 its reverse (10002222202211), we get a palindrome (21222444422212).

The spelling of 11220222220001 in words is "eleven trillion, two hundred twenty billion, two hundred twenty-two million, two hundred twenty thousand, one".