22022011220201 has 8 divisors (see below), whose sum is σ = 22049295918984. Its totient is φ = 21994727645440.

The previous prime is 22022011220197. The next prime is 22022011220269. The reversal of 22022011220201 is 10202211022022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12857072376976 + 9164938843225 = 3585676^2 + 3027365^2 .

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 22022011220201 - 2² = 22022011220197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22022011220201.

It is not an unprimeable number, because it can be changed into a prime (22022011220281) 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, 43059281 + ... + 43567713.

It is an arithmetic number, because the mean of its divisors is an integer number (2756161989873).

Almost surely, 2^{22022011220201} is an apocalyptic number.

It is an amenable number.

22022011220201 is a deficient number, since it is larger than the sum of its proper divisors (27284698783).

22022011220201 is an equidigital number, since it uses as much as digits as its factorization.

22022011220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562011.

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

Adding to 22022011220201 its reverse (10202211022022), we get a palindrome (32224222242223).

The spelling of 22022011220201 in words is "twenty-two trillion, twenty-two billion, eleven million, two hundred twenty thousand, two hundred one".