211410431242 has 8 divisors (see below), whose sum is σ = 319014543456. Its totient is φ = 105072250092.

The previous prime is 211410431227. The next prime is 211410431249. The reversal of 211410431242 is 242134014112.

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

It is not an unprimeable number, because it can be changed into a prime (211410431249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316482348 + ... + 316483015.

It is an arithmetic number, because the mean of its divisors is an integer number (39876817932).

Almost surely, 2^211410431242 is an apocalyptic number.

211410431242 is a deficient number, since it is larger than the sum of its proper divisors (107604112214).

211410431242 is a wasteful number, since it uses less digits than its factorization.

211410431242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632965532.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 211410431242 its reverse (242134014112), we get a palindrome (453544445354).

The spelling of 211410431242 in words is "two hundred eleven billion, four hundred ten million, four hundred thirty-one thousand, two hundred forty-two".