210442549043 has 2 divisors, whose sum is σ = 210442549044. Its totient is φ = 210442549042.

The previous prime is 210442549003. The next prime is 210442549063. The reversal of 210442549043 is 340945244012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210442549043 - 2²⁴ = 210425771827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210442548988 and 210442549006.

It is not a weakly prime, because it can be changed into another prime (210442549003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105221274521 + 105221274522.

It is an arithmetic number, because the mean of its divisors is an integer number (105221274522).

Almost surely, 2^210442549043 is an apocalyptic number.

210442549043 is a deficient number, since it is larger than the sum of its proper divisors (1).

210442549043 is an equidigital number, since it uses as much as digits as its factorization.

210442549043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 210442549043 in words is "two hundred ten billion, four hundred forty-two million, five hundred forty-nine thousand, forty-three".