20212202211 has 8 divisors (see below), whose sum is σ = 26951867664. Its totient is φ = 13473669120.

The previous prime is 20212202201. The next prime is 20212202237. The reversal of 20212202211 is 11220221202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20212202211 - 2¹¹ = 20212200163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20212202201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240526 + ... + 313491.

It is an arithmetic number, because the mean of its divisors is an integer number (3368983458).

Almost surely, 2^20212202211 is an apocalyptic number.

20212202211 is a deficient number, since it is larger than the sum of its proper divisors (6739665453).

20212202211 is a wasteful number, since it uses less digits than its factorization.

20212202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566181.

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

Adding to 20212202211 its reverse (11220221202), we get a palindrome (31432423413).

The spelling of 20212202211 in words is "twenty billion, two hundred twelve million, two hundred two thousand, two hundred eleven".