222012021011 has 6 divisors (see below), whose sum is σ = 244029742236. Its totient is φ = 201829109900.

The previous prime is 222012020977. The next prime is 222012021019. The reversal of 222012021011 is 110120210222.

222012021011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222012021011 - 2¹⁸ = 222011758867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222012021019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 917404925 + ... + 917405166.

It is an arithmetic number, because the mean of its divisors is an integer number (40671623706).

Almost surely, 2^222012021011 is an apocalyptic number.

222012021011 is a deficient number, since it is larger than the sum of its proper divisors (22017721225).

222012021011 is a wasteful number, since it uses less digits than its factorization.

222012021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834810113 (or 1834810102 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 222012021011 its reverse (110120210222), we get a palindrome (332132231233).

The spelling of 222012021011 in words is "two hundred twenty-two billion, twelve million, twenty-one thousand, eleven".