212223211131011 has 8 divisors (see below), whose sum is σ = 214714013826960. Its totient is φ = 209746056669568.

The previous prime is 212223211131007. The next prime is 212223211131053. The reversal of 212223211131011 is 110131112322212.

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

It is a cyclic number.

It is not a de Polignac number, because 212223211131011 - 2² = 212223211131007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212223211131511) 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, 3412027346 + ... + 3412089543.

It is an arithmetic number, because the mean of its divisors is an integer number (26839251728370).

Almost surely, 2^{212223211131011} is an apocalyptic number.

212223211131011 is a deficient number, since it is larger than the sum of its proper divisors (2490802695949).

212223211131011 is a wasteful number, since it uses less digits than its factorization.

212223211131011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6824117253.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 212223211131011 its reverse (110131112322212), we get a palindrome (322354323453223).

The spelling of 212223211131011 in words is "two hundred twelve trillion, two hundred twenty-three billion, two hundred eleven million, one hundred thirty-one thousand, eleven".