212001144343 has 4 divisors (see below), whose sum is σ = 213946109080. Its totient is φ = 210056179608.

The previous prime is 212001144337. The next prime is 212001144349. The reversal of 212001144343 is 343441100212.

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

It is an interprime number because it is at equal distance from previous prime (212001144337) and next prime (212001144349).

It is a cyclic number.

It is not a de Polignac number, because 212001144343 - 2¹⁷ = 212001013271 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 (212001144349) 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, 972482205 + ... + 972482422.

It is an arithmetic number, because the mean of its divisors is an integer number (53486527270).

Almost surely, 2^212001144343 is an apocalyptic number.

212001144343 is a deficient number, since it is larger than the sum of its proper divisors (1944964737).

212001144343 is a wasteful number, since it uses less digits than its factorization.

212001144343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944964736.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 212001144343 its reverse (343441100212), we get a palindrome (555442244555).

The spelling of 212001144343 in words is "two hundred twelve billion, one million, one hundred forty-four thousand, three hundred forty-three".