202221001222011 has 48 divisors (see below), whose sum is σ = 296824993920000. Its totient is φ = 132650065627200.

The previous prime is 202221001222007. The next prime is 202221001222039. The reversal of 202221001222011 is 110222100122202.

It is a happy number.

202221001222011 is a `hidden beast` number, since 20 + 222 + 100 + 122 + 201 + 1 = 666.

It is not a de Polignac number, because 202221001222011 - 2² = 202221001222007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202221001220011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 151101330 + ... + 152433768.

It is an arithmetic number, because the mean of its divisors is an integer number (6183854040000).

Almost surely, 2^{202221001222011} is an apocalyptic number.

202221001222011 is a deficient number, since it is larger than the sum of its proper divisors (94603992697989).

202221001222011 is a wasteful number, since it uses less digits than its factorization.

202221001222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333584 (or 1333581 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202221001222011 its reverse (110222100122202), we get a palindrome (312443101344213).

It can be divided in two parts, 20222100122201 and 1, that added together give a palindrome (20222100122202).

The spelling of 202221001222011 in words is "two hundred two trillion, two hundred twenty-one billion, one million, two hundred twenty-two thousand, eleven".