20212202001211 has 16 divisors (see below), whose sum is σ = 23014625084928. Its totient is φ = 17571039270400.

The previous prime is 20212202001191. The next prime is 20212202001227. The reversal of 20212202001211 is 11210020221202.

It is a happy number.

It is not a de Polignac number, because 20212202001211 - 2⁹ = 20212202000699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212202001811) 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, 9952486 + ... + 11810011.

It is an arithmetic number, because the mean of its divisors is an integer number (1438414067808).

Almost surely, 2^{20212202001211} is an apocalyptic number.

20212202001211 is a deficient number, since it is larger than the sum of its proper divisors (2802423083717).

20212202001211 is a wasteful number, since it uses less digits than its factorization.

20212202001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21766202.

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

Adding to 20212202001211 its reverse (11210020221202), we get a palindrome (31422222222413).

The spelling of 20212202001211 in words is "twenty trillion, two hundred twelve billion, two hundred two million, one thousand, two hundred eleven".