212224331131143 has 4 divisors (see below), whose sum is σ = 282965774841528. Its totient is φ = 141482887420760.

The previous prime is 212224331131117. The next prime is 212224331131171. The reversal of 212224331131143 is 341131133422212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212224331131143 - 2³³ = 212215741196551 is a prime.

It is a super-2 number, since 2×212224331131143² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212224331131543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35370721855188 + ... + 35370721855193.

It is an arithmetic number, because the mean of its divisors is an integer number (70741443710382).

Almost surely, 2^{212224331131143} is an apocalyptic number.

212224331131143 is a deficient number, since it is larger than the sum of its proper divisors (70741443710385).

212224331131143 is an equidigital number, since it uses as much as digits as its factorization.

212224331131143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70741443710384.

The product of its digits is 20736, while the sum is 33.

Adding to 212224331131143 its reverse (341131133422212), we get a palindrome (553355464553355).

The spelling of 212224331131143 in words is "two hundred twelve trillion, two hundred twenty-four billion, three hundred thirty-one million, one hundred thirty-one thousand, one hundred forty-three".