212212221211133 has 32 divisors (see below), whose sum is σ = 263982309413760. Its totient is φ = 167601945692160.

The previous prime is 212212221211127. The next prime is 212212221211141. The reversal of 212212221211133 is 331112122212212.

It is a cyclic number.

It is not a de Polignac number, because 212212221211133 - 2¹⁶ = 212212221145597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212212221211153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143708138 + ... + 145177316.

It is an arithmetic number, because the mean of its divisors is an integer number (8249447169180).

Almost surely, 2^{212212221211133} is an apocalyptic number.

It is an amenable number.

212212221211133 is a deficient number, since it is larger than the sum of its proper divisors (51770088202627).

212212221211133 is a wasteful number, since it uses less digits than its factorization.

212212221211133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528637.

The product of its digits is 1152, while the sum is 26.

Adding to 212212221211133 its reverse (331112122212212), we get a palindrome (543324343423345).

The spelling of 212212221211133 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred twenty-one million, two hundred eleven thousand, one hundred thirty-three".