210012420443 has 8 divisors (see below), whose sum is σ = 240018432000. Its totient is φ = 180007468200.

The previous prime is 210012420439. The next prime is 210012420467. The reversal of 210012420443 is 344024210012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 210012420443 - 2² = 210012420439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210012420473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218918 + ... + 684068.

It is an arithmetic number, because the mean of its divisors is an integer number (30002304000).

Almost surely, 2^210012420443 is an apocalyptic number.

210012420443 is a deficient number, since it is larger than the sum of its proper divisors (30006011557).

210012420443 is an equidigital number, since it uses as much as digits as its factorization.

210012420443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529657.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 210012420443 its reverse (344024210012), we get a palindrome (554036630455).

The spelling of 210012420443 in words is "two hundred ten billion, twelve million, four hundred twenty thousand, four hundred forty-three".