342503211 has 4 divisors (see below), whose sum is σ = 456670952. Its totient is φ = 228335472.

The previous prime is 342503209. The next prime is 342503237. The reversal of 342503211 is 112305243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112305243 = 3 ⋅37435081.

It is not a de Polignac number, because 342503211 - 2¹ = 342503209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342503251) 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, 57083866 + ... + 57083871.

It is an arithmetic number, because the mean of its divisors is an integer number (114167738).

Almost surely, 2^342503211 is an apocalyptic number.

342503211 is a deficient number, since it is larger than the sum of its proper divisors (114167741).

342503211 is a wasteful number, since it uses less digits than its factorization.

342503211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114167740.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 342503211 is about 18506.8422752235. The cubic root of 342503211 is about 699.6618850088.

Adding to 342503211 its reverse (112305243), we get a palindrome (454808454).

The spelling of 342503211 in words is "three hundred forty-two million, five hundred three thousand, two hundred eleven".