222021113202011 has 4 divisors (see below), whose sum is σ = 222021484771152. Its totient is φ = 222020741632872.

The previous prime is 222021113201999. The next prime is 222021113202017. The reversal of 222021113202011 is 110202311120222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222021113202011 - 2⁶ = 222021113201947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222021113202017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184886840 + ... + 186083813.

It is an arithmetic number, because the mean of its divisors is an integer number (55505371192788).

Almost surely, 2^{222021113202011} is an apocalyptic number.

222021113202011 is a deficient number, since it is larger than the sum of its proper divisors (371569141).

222021113202011 is an equidigital number, since it uses as much as digits as its factorization.

222021113202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371569140.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 222021113202011 its reverse (110202311120222), we get a palindrome (332223424322233).

The spelling of 222021113202011 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred thirteen million, two hundred two thousand, eleven".