211020043233043 has 32 divisors (see below), whose sum is σ = 244869879041280. Its totient is φ = 179829311760000.

The previous prime is 211020043233023. The next prime is 211020043233073. The reversal of 211020043233043 is 340332340020112.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211020043233043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211020043233023) 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, 31134196 + ... + 37301182.

It is an arithmetic number, because the mean of its divisors is an integer number (7652183720040).

Almost surely, 2^{211020043233043} is an apocalyptic number.

211020043233043 is a deficient number, since it is larger than the sum of its proper divisors (33849835808237).

211020043233043 is a wasteful number, since it uses less digits than its factorization.

211020043233043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6168739.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 211020043233043 its reverse (340332340020112), we get a palindrome (551352383253155).

The spelling of 211020043233043 in words is "two hundred eleven trillion, twenty billion, forty-three million, two hundred thirty-three thousand, forty-three".