212111304244043 has 16 divisors (see below), whose sum is σ = 220382357904000. Its totient is φ = 203904343544832.

The previous prime is 212111304244027. The next prime is 212111304244093. The reversal of 212111304244043 is 340442403111212.

It is a cyclic number.

It is not a de Polignac number, because 212111304244043 - 2⁴ = 212111304244027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212111304244013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36740771 + ... + 42120147.

It is an arithmetic number, because the mean of its divisors is an integer number (13773897369000).

Almost surely, 2^{212111304244043} is an apocalyptic number.

212111304244043 is a deficient number, since it is larger than the sum of its proper divisors (8271053659957).

212111304244043 is a wasteful number, since it uses less digits than its factorization.

212111304244043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5385334.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 212111304244043 its reverse (340442403111212), we get a palindrome (552553707355255).

The spelling of 212111304244043 in words is "two hundred twelve trillion, one hundred eleven billion, three hundred four million, two hundred forty-four thousand, forty-three".