213033552242 has 32 divisors (see below), whose sum is σ = 387692531712. Its totient is φ = 85705104384.

The previous prime is 213033552227. The next prime is 213033552253. The reversal of 213033552242 is 242255330312.

It is a junction number, because it is equal to n+sod(n) for n = 213033552199 and 213033552208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1077383 + ... + 1259690.

It is an arithmetic number, because the mean of its divisors is an integer number (12115391616).

Almost surely, 2^213033552242 is an apocalyptic number.

213033552242 is a deficient number, since it is larger than the sum of its proper divisors (174658979470).

213033552242 is a wasteful number, since it uses less digits than its factorization.

213033552242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2337482.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 213033552242 its reverse (242255330312), we get a palindrome (455288882554).

The spelling of 213033552242 in words is "two hundred thirteen billion, thirty-three million, five hundred fifty-two thousand, two hundred forty-two".