211242343002 has 32 divisors (see below), whose sum is σ = 426672230400. Its totient is φ = 69716465520.

The previous prime is 211242343001. The next prime is 211242343057. The reversal of 211242343002 is 200343242112.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (211242343001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3304927 + ... + 3368237.

It is an arithmetic number, because the mean of its divisors is an integer number (13333507200).

Almost surely, 2^211242343002 is an apocalyptic number.

211242343002 is an abundant number, since it is smaller than the sum of its proper divisors (215429887398).

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

211242343002 is a wasteful number, since it uses less digits than its factorization.

211242343002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68818.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 211242343002 its reverse (200343242112), we get a palindrome (411585585114).

The spelling of 211242343002 in words is "two hundred eleven billion, two hundred forty-two million, three hundred forty-three thousand, two".