222021022011 has 16 divisors (see below), whose sum is σ = 301659344640. Its totient is φ = 145199206880.

The previous prime is 222021022001. The next prime is 222021022021. The reversal of 222021022011 is 110220120222.

It is an interprime number because it is at equal distance from previous prime (222021022001) and next prime (222021022021).

It is a cyclic number.

It is not a de Polignac number, because 222021022011 - 2⁵ = 222021021979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222021022001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 976960 + ... + 1182578.

It is an arithmetic number, because the mean of its divisors is an integer number (18853709040).

Almost surely, 2^222021022011 is an apocalyptic number.

222021022011 is a deficient number, since it is larger than the sum of its proper divisors (79638322629).

222021022011 is a wasteful number, since it uses less digits than its factorization.

222021022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212466.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222021022011 its reverse (110220120222), we get a palindrome (332241142233).

The spelling of 222021022011 in words is "two hundred twenty-two billion, twenty-one million, twenty-two thousand, eleven".