22021012002211 has 16 divisors (see below), whose sum is σ = 22463547531264. Its totient is φ = 21582722597184.

The previous prime is 22021012002203. The next prime is 22021012002257. The reversal of 22021012002211 is 11220021012022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22021012002211 - 2³ = 22021012002203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021012008211) 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 15 ways as a sum of consecutive naturals, for example, 149112970 + ... + 149260576.

It is an arithmetic number, because the mean of its divisors is an integer number (1403971720704).

Almost surely, 2^{22021012002211} is an apocalyptic number.

22021012002211 is a deficient number, since it is larger than the sum of its proper divisors (442535529053).

22021012002211 is a wasteful number, since it uses less digits than its factorization.

22021012002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161970.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22021012002211 its reverse (11220021012022), we get a palindrome (33241033014233).

The spelling of 22021012002211 in words is "twenty-two trillion, twenty-one billion, twelve million, two thousand, two hundred eleven".