20202212012211 has 24 divisors (see below), whose sum is σ = 31203416597184. Its totient is φ = 12550393785600.

The previous prime is 20202212012201. The next prime is 20202212012231. The reversal of 20202212012211 is 11221021220202.

It is a happy number.

20202212012211 is a `hidden beast` number, since 2 + 0 + 20 + 221 + 201 + 221 + 1 = 666.

It is not a de Polignac number, because 20202212012211 - 2¹⁰ = 20202212011187 is a prime.

It is a super-2 number, since 2×20202212012211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20202212012201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 653650891 + ... + 653681796.

It is an arithmetic number, because the mean of its divisors is an integer number (1300142358216).

Almost surely, 2^{20202212012211} is an apocalyptic number.

20202212012211 is a deficient number, since it is larger than the sum of its proper divisors (11001204584973).

20202212012211 is a wasteful number, since it uses less digits than its factorization.

20202212012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307332811 (or 1307332808 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20202212012211 its reverse (11221021220202), we get a palindrome (31423233232413).

The spelling of 20202212012211 in words is "twenty trillion, two hundred two billion, two hundred twelve million, twelve thousand, two hundred eleven".