211442304210 has 64 divisors (see below), whose sum is σ = 518394691584. Its totient is φ = 55170449600.

The previous prime is 211442304209. The next prime is 211442304247. The reversal of 211442304210 is 12403244112.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6004555 + ... + 6039665.

It is an arithmetic number, because the mean of its divisors is an integer number (8099917056).

Almost surely, 2^211442304210 is an apocalyptic number.

211442304210 is an abundant number, since it is smaller than the sum of its proper divisors (306952387374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211442304210 is a wasteful number, since it uses less digits than its factorization.

211442304210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39439.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 211442304210 its reverse (12403244112), we get a palindrome (223845548322).

The spelling of 211442304210 in words is "two hundred eleven billion, four hundred forty-two million, three hundred four thousand, two hundred ten".