2221222201011 has 24 divisors (see below), whose sum is σ = 3503143543536. Its totient is φ = 1345027645440.

The previous prime is 2221222201001. The next prime is 2221222201063. The reversal of 2221222201011 is 1101022221222.

It is a happy number.

2221222201011 is a `hidden beast` number, since 222 + 122 + 220 + 101 + 1 = 666.

It is not a de Polignac number, because 2221222201011 - 2¹⁴ = 2221222184627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2221222201001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9615510 + ... + 9843803.

It is an arithmetic number, because the mean of its divisors is an integer number (145964314314).

Almost surely, 2^{2221222201011} is an apocalyptic number.

2221222201011 is a deficient number, since it is larger than the sum of its proper divisors (1281921342525).

2221222201011 is a wasteful number, since it uses less digits than its factorization.

2221222201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19460483 (or 19460480 counting only the distinct ones).

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

Adding to 2221222201011 its reverse (1101022221222), we get a palindrome (3322244422233).

The spelling of 2221222201011 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-two million, two hundred one thousand, eleven".